89870416

素因数分解:

$2^4\times {\mathrm{521}}^1\times {\mathrm{10781}}^1$

素因数の和:11310

約数の個数: 20

約数和(自身を含む): 174474324

約数和(自身を除く): 84603908

約数列:

[1, 2, 4, 8, 16, 521, 1042, 2084, 4168, 8336, 10781, 21562, 43124, 86248, 172496, 5616901, 11233802, 22467604, 44935208, 89870416]

約数ペア:

[(1, 89870416), (2, 44935208), (4, 22467604), (8, 11233802), (16, 5616901), (521, 172496), (1042, 86248), (2084, 43124), (4168, 21562), (8336, 10781)]