20886268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23627}}^1$

素因数の和:23661

約数の個数: 24

約数和(自身を含む): 41679792

約数和(自身を除く): 20793524

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 23627, 47254, 94508, 307151, 401659, 614302, 803318, 1228604, 1606636, 5221567, 10443134, 20886268]

約数ペア:

[(1, 20886268), (2, 10443134), (4, 5221567), (13, 1606636), (17, 1228604), (26, 803318), (34, 614302), (52, 401659), (68, 307151), (221, 94508), (442, 47254), (884, 23627)]