68958068

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{21101}}^1$

素因数の和:21167

約数の個数: 24

約数和(自身を含む): 129988320

約数和(自身を除く): 61030252

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 21101, 42202, 84404, 400919, 801838, 907343, 1603676, 1814686, 3629372, 17239517, 34479034, 68958068]

約数ペア:

[(1, 68958068), (2, 34479034), (4, 17239517), (19, 3629372), (38, 1814686), (43, 1603676), (76, 907343), (86, 801838), (172, 400919), (817, 84404), (1634, 42202), (3268, 21101)]