I divisori di 20000001 sono 8, elencati qui di seguito: 1; 3; 7; 21; 952381; 2857143; 6666667; 20000001
19999982, 19999983, 19999984, 19999985, 19999986, 19999987, 19999988, 19999989, 19999990, 19999991, 19999992, 19999993, 19999994, 19999995, 19999996, 19999997, 19999998, 19999999, 20000000, 20000002, 20000003, 20000004, 20000005, 20000006, 20000007, 20000008, 20000009, 20000010, 20000011, 20000012, 20000013, 20000014, 20000015, 20000016, 20000017, 20000018, 20000019, 20000020