20936408

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{84421}}^1$

素因数の和:84458

約数の個数: 16

約数和(自身を含む): 40522560

約数和(自身を除く): 19586152

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 84421, 168842, 337684, 675368, 2617051, 5234102, 10468204, 20936408]

約数ペア:

[(1, 20936408), (2, 10468204), (4, 5234102), (8, 2617051), (31, 675368), (62, 337684), (124, 168842), (248, 84421)]