19411328

素因数分解:

$2^7\times {\mathrm{151651}}^1$

素因数の和:151665

約数の個数: 16

約数和(自身を含む): 38671260

約数和(自身を除く): 19259932

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 151651, 303302, 606604, 1213208, 2426416, 4852832, 9705664, 19411328]

約数ペア:

[(1, 19411328), (2, 9705664), (4, 4852832), (8, 2426416), (16, 1213208), (32, 606604), (64, 303302), (128, 151651)]