20176693875

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1379603}}^1$

素因数の和:1379637

約数の個数: 48

約数和(自身を含む): 39169716768

約数和(自身を除く): 18993022893

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 195, 225, 325, 375, 585, 975, 1125, 1625, 2925, 4875, 14625, 1379603, 4138809, 6898015, 12416427, 17934839, 20694045, 34490075, 53804517, 62082135, 89674195, 103470225, 161413551, 172450375, 269022585, 310410675, 448370975, 517351125, 807067755, 1345112925, 1552053375, 2241854875, 4035338775, 6725564625, 20176693875]

約数ペア:

[(1, 20176693875), (3, 6725564625), (5, 4035338775), (9, 2241854875), (13, 1552053375), (15, 1345112925), (25, 807067755), (39, 517351125), (45, 448370975), (65, 310410675), (75, 269022585), (117, 172450375), (125, 161413551), (195, 103470225), (225, 89674195), (325, 62082135), (375, 53804517), (585, 34490075), (975, 20694045), (1125, 17934839), (1625, 12416427), (2925, 6898015), (4875, 4138809), (14625, 1379603)]