13386416

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{19457}}^1$

素因数の和:19508

約数の個数: 20

約数和(自身を含む): 26540712

約数和(自身を除く): 13154296

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 19457, 38914, 77828, 155656, 311312, 836651, 1673302, 3346604, 6693208, 13386416]

約数ペア:

[(1, 13386416), (2, 6693208), (4, 3346604), (8, 1673302), (16, 836651), (43, 311312), (86, 155656), (172, 77828), (344, 38914), (688, 19457)]