20974472

素因数分解:

$2^3\times {\mathrm{457}}^1\times {\mathrm{5737}}^1$

素因数の和:6200

約数の個数: 16

約数和(自身を含む): 39420060

約数和(自身を除く): 18445588

約数列:

[1, 2, 4, 8, 457, 914, 1828, 3656, 5737, 11474, 22948, 45896, 2621809, 5243618, 10487236, 20974472]

約数ペア:

[(1, 20974472), (2, 10487236), (4, 5243618), (8, 2621809), (457, 45896), (914, 22948), (1828, 11474), (3656, 5737)]