20237692

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1213}}^1$

素因数の和:1357

約数の個数: 24

約数和(自身を含む): 36643376

約数和(自身を除く): 16405684

約数列:

[1, 2, 4, 43, 86, 97, 172, 194, 388, 1213, 2426, 4171, 4852, 8342, 16684, 52159, 104318, 117661, 208636, 235322, 470644, 5059423, 10118846, 20237692]

約数ペア:

[(1, 20237692), (2, 10118846), (4, 5059423), (43, 470644), (86, 235322), (97, 208636), (172, 117661), (194, 104318), (388, 52159), (1213, 16684), (2426, 8342), (4171, 4852)]