18387968

素因数分解:

$2^{10}\times {\mathrm{17957}}^1$

素因数の和:17977

約数の個数: 22

約数和(自身を含む): 36760026

約数和(自身を除く): 18372058

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 17957, 35914, 71828, 143656, 287312, 574624, 1149248, 2298496, 4596992, 9193984, 18387968]

約数ペア:

[(1, 18387968), (2, 9193984), (4, 4596992), (8, 2298496), (16, 1149248), (32, 574624), (64, 287312), (128, 143656), (256, 71828), (512, 35914), (1024, 17957)]