20569816

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{88663}}^1$

素因数の和:88698

約数の個数: 16

約数和(自身を含む): 39898800

約数和(自身を除く): 19328984

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 88663, 177326, 354652, 709304, 2571227, 5142454, 10284908, 20569816]

約数ペア:

[(1, 20569816), (2, 10284908), (4, 5142454), (8, 2571227), (29, 709304), (58, 354652), (116, 177326), (232, 88663)]