19663566

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{8693}}^1$

素因数の和:8740

約数の個数: 32

約数和(自身を含む): 43817760

約数和(自身を除く): 24154194

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 754, 1131, 2262, 8693, 17386, 26079, 52158, 113009, 226018, 252097, 339027, 504194, 678054, 756291, 1512582, 3277261, 6554522, 9831783, 19663566]

約数ペア:

[(1, 19663566), (2, 9831783), (3, 6554522), (6, 3277261), (13, 1512582), (26, 756291), (29, 678054), (39, 504194), (58, 339027), (78, 252097), (87, 226018), (174, 113009), (377, 52158), (754, 26079), (1131, 17386), (2262, 8693)]