71837968

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{43591}}^1$

素因数の和:43702

約数の個数: 20

約数和(自身を含む): 140540608

約数和(自身を除く): 68702640

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 43591, 87182, 174364, 348728, 697456, 4489873, 8979746, 17959492, 35918984, 71837968]

約数ペア:

[(1, 71837968), (2, 35918984), (4, 17959492), (8, 8979746), (16, 4489873), (103, 697456), (206, 348728), (412, 174364), (824, 87182), (1648, 43591)]