15664624

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{23879}}^1$

素因数の和:23928

約数の個数: 20

約数和(自身を含む): 31091760

約数和(自身を除く): 15427136

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 23879, 47758, 95516, 191032, 382064, 979039, 1958078, 3916156, 7832312, 15664624]

約数ペア:

[(1, 15664624), (2, 7832312), (4, 3916156), (8, 1958078), (16, 979039), (41, 382064), (82, 191032), (164, 95516), (328, 47758), (656, 23879)]