20122172

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{24781}}^1$

素因数の和:24821

約数の個数: 24

約数和(自身を含む): 41633760

約数和(自身を除く): 21511588

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 24781, 49562, 99124, 173467, 346934, 693868, 718649, 1437298, 2874596, 5030543, 10061086, 20122172]

約数ペア:

[(1, 20122172), (2, 10061086), (4, 5030543), (7, 2874596), (14, 1437298), (28, 718649), (29, 693868), (58, 346934), (116, 173467), (203, 99124), (406, 49562), (812, 24781)]