19077208

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{55457}}^1$

素因数の和:55506

約数の個数: 16

約数和(自身を含む): 36602280

約数和(自身を除く): 17525072

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 55457, 110914, 221828, 443656, 2384651, 4769302, 9538604, 19077208]

約数ペア:

[(1, 19077208), (2, 9538604), (4, 4769302), (8, 2384651), (43, 443656), (86, 221828), (172, 110914), (344, 55457)]