20724676

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{25523}}^1$

素因数の和:25563

約数の個数: 24

約数和(自身を含む): 42880320

約数和(自身を除く): 22155644

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 25523, 51046, 102092, 178661, 357322, 714644, 740167, 1480334, 2960668, 5181169, 10362338, 20724676]

約数ペア:

[(1, 20724676), (2, 10362338), (4, 5181169), (7, 2960668), (14, 1480334), (28, 740167), (29, 714644), (58, 357322), (116, 178661), (203, 102092), (406, 51046), (812, 25523)]