1901108

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43207}}^1$

素因数の和:43222

約数の個数: 12

約数和(自身を含む): 3629472

約数和(自身を除く): 1728364

約数列:

[1, 2, 4, 11, 22, 44, 43207, 86414, 172828, 475277, 950554, 1901108]

約数ペア:

[(1, 1901108), (2, 950554), (4, 475277), (11, 172828), (22, 86414), (44, 43207)]