438906908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{9975157}}^1$

素因数の和:9975172

約数の個数: 12

約数和(自身を含む): 837913272

約数和(自身を除く): 399006364

約数列:

[1, 2, 4, 11, 22, 44, 9975157, 19950314, 39900628, 109726727, 219453454, 438906908]

約数ペア:

[(1, 438906908), (2, 219453454), (4, 109726727), (11, 39900628), (22, 19950314), (44, 9975157)]