20426146

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1249}}^1$

素因数の和:1318

約数の個数: 32

約数和(自身を含む): 35910000

約数和(自身を除く): 15483854

約数列:

[1, 2, 13, 17, 26, 34, 37, 74, 221, 442, 481, 629, 962, 1249, 1258, 2498, 8177, 16237, 16354, 21233, 32474, 42466, 46213, 92426, 276029, 552058, 600769, 785621, 1201538, 1571242, 10213073, 20426146]

約数ペア:

[(1, 20426146), (2, 10213073), (13, 1571242), (17, 1201538), (26, 785621), (34, 600769), (37, 552058), (74, 276029), (221, 92426), (442, 46213), (481, 42466), (629, 32474), (962, 21233), (1249, 16354), (1258, 16237), (2498, 8177)]