2131771510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19379741}}^1$

素因数の和:19379759

約数の個数: 16

約数和(自身を含む): 4186024272

約数和(自身を除く): 2054252762

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 19379741, 38759482, 96898705, 193797410, 213177151, 426354302, 1065885755, 2131771510]

約数ペア:

[(1, 2131771510), (2, 1065885755), (5, 426354302), (10, 213177151), (11, 193797410), (22, 96898705), (55, 38759482), (110, 19379741)]