218577238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{12281}}^1$

素因数の和:13103

約数の個数: 16

約数和(自身を含む): 358143120

約数和(自身を除く): 139565882

約数列:

[1, 2, 11, 22, 809, 1618, 8899, 12281, 17798, 24562, 135091, 270182, 9935329, 19870658, 109288619, 218577238]

約数ペア:

[(1, 218577238), (2, 109288619), (11, 19870658), (22, 9935329), (809, 270182), (1618, 135091), (8899, 24562), (12281, 17798)]