21880452868

素因数分解:

$2^2\times {\mathrm{239}}^1\times {\mathrm{22887503}}^1$

素因数の和:22887746

約数の個数: 12

約数和(自身を含む): 38451006720

約数和(自身を除く): 16570553852

約数列:

[1, 2, 4, 239, 478, 956, 22887503, 45775006, 91550012, 5470113217, 10940226434, 21880452868]

約数ペア:

[(1, 21880452868), (2, 10940226434), (4, 5470113217), (239, 91550012), (478, 45775006), (956, 22887503)]