20486173838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{21295399}}^1$

素因数の和:21295451

約数の個数: 16

約数和(自身を含む): 33987458400

約数和(自身を除く): 13501284562

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 21295399, 42590798, 276840187, 553680374, 787929763, 1575859526, 10243086919, 20486173838]

約数ペア:

[(1, 20486173838), (2, 10243086919), (13, 1575859526), (26, 787929763), (37, 553680374), (74, 276840187), (481, 42590798), (962, 21295399)]