20880512

素因数分解:

$2^7\times {\mathrm{163129}}^1$

素因数の和:163143

約数の個数: 16

約数和(自身を含む): 41598150

約数和(自身を除く): 20717638

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 163129, 326258, 652516, 1305032, 2610064, 5220128, 10440256, 20880512]

約数ペア:

[(1, 20880512), (2, 10440256), (4, 5220128), (8, 2610064), (16, 1305032), (32, 652516), (64, 326258), (128, 163129)]