172340828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{20507}}^1$

素因数の和:20713

約数の個数: 24

約数和(自身を含む): 330753024

約数和(自身を除く): 158412196

約数列:

[1, 2, 4, 11, 22, 44, 191, 382, 764, 2101, 4202, 8404, 20507, 41014, 82028, 225577, 451154, 902308, 3916837, 7833674, 15667348, 43085207, 86170414, 172340828]

約数ペア:

[(1, 172340828), (2, 86170414), (4, 43085207), (11, 15667348), (22, 7833674), (44, 3916837), (191, 902308), (382, 451154), (764, 225577), (2101, 82028), (4202, 41014), (8404, 20507)]