20864824405

素因数分解:

$5^1\times {\mathrm{223}}^1\times {\mathrm{929}}^1\times {\mathrm{20143}}^1$

素因数の和:21300

約数の個数: 16

約数和(自身を含む): 25178388480

約数和(自身を除く): 4313564075

約数列:

[1, 5, 223, 929, 1115, 4645, 20143, 100715, 207167, 1035835, 4491889, 18712847, 22459445, 93564235, 4172964881, 20864824405]

約数ペア:

[(1, 20864824405), (5, 4172964881), (223, 93564235), (929, 22459445), (1115, 18712847), (4645, 4491889), (20143, 1035835), (100715, 207167)]