17939392355

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{11261}}^1$

素因数の和:11735

約数の個数: 32

約数和(自身を含む): 23271796800

約数和(自身を除く): 5332404445

約数列:

[1, 5, 19, 41, 95, 205, 409, 779, 2045, 3895, 7771, 11261, 16769, 38855, 56305, 83845, 213959, 318611, 461701, 1069795, 1593055, 2308505, 4605749, 8772319, 23028745, 43861595, 87509231, 188835709, 437546155, 944178545, 3587878471, 17939392355]

約数ペア:

[(1, 17939392355), (5, 3587878471), (19, 944178545), (41, 437546155), (95, 188835709), (205, 87509231), (409, 43861595), (779, 23028745), (2045, 8772319), (3895, 4605749), (7771, 2308505), (11261, 1593055), (16769, 1069795), (38855, 461701), (56305, 318611), (83845, 213959)]