20210872774

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{9721}}^1\times {\mathrm{54713}}^1$

素因数の和:64455

約数の個数: 16

約数和(自身を含む): 31915770480

約数和(自身を除く): 11704897706

約数列:

[1, 2, 19, 38, 9721, 19442, 54713, 109426, 184699, 369398, 1039547, 2079094, 531865073, 1063730146, 10105436387, 20210872774]

約数ペア:

[(1, 20210872774), (2, 10105436387), (19, 1063730146), (38, 531865073), (9721, 2079094), (19442, 1039547), (54713, 369398), (109426, 184699)]