209917268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{29269}}^1$

素因数の和:29447

約数の個数: 24

約数和(自身を含む): 403223520

約数和(自身を除く): 193306252

約数列:

[1, 2, 4, 11, 22, 44, 163, 326, 652, 1793, 3586, 7172, 29269, 58538, 117076, 321959, 643918, 1287836, 4770847, 9541694, 19083388, 52479317, 104958634, 209917268]

約数ペア:

[(1, 209917268), (2, 104958634), (4, 52479317), (11, 19083388), (22, 9541694), (44, 4770847), (163, 1287836), (326, 643918), (652, 321959), (1793, 117076), (3586, 58538), (7172, 29269)]