1640120108

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37275457}}^1$

素因数の和:37275472

約数の個数: 12

約数和(自身を含む): 3131138472

約数和(自身を除く): 1491018364

約数列:

[1, 2, 4, 11, 22, 44, 37275457, 74550914, 149101828, 410030027, 820060054, 1640120108]

約数ペア:

[(1, 1640120108), (2, 820060054), (4, 410030027), (11, 149101828), (22, 74550914), (44, 37275457)]