20272226

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1621}}^1$

素因数の和:1686

約数の個数: 24

約数和(自身を含む): 33838164

約数和(自身を除く): 13565938

約数列:

[1, 2, 13, 26, 37, 74, 169, 338, 481, 962, 1621, 3242, 6253, 12506, 21073, 42146, 59977, 119954, 273949, 547898, 779701, 1559402, 10136113, 20272226]

約数ペア:

[(1, 20272226), (2, 10136113), (13, 1559402), (26, 779701), (37, 547898), (74, 273949), (169, 119954), (338, 59977), (481, 42146), (962, 21073), (1621, 12506), (3242, 6253)]