2057921470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18708377}}^1$

素因数の和:18708395

約数の個数: 16

約数和(自身を含む): 4041009648

約数和(自身を除く): 1983088178

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 18708377, 37416754, 93541885, 187083770, 205792147, 411584294, 1028960735, 2057921470]

約数ペア:

[(1, 2057921470), (2, 1028960735), (5, 411584294), (10, 205792147), (11, 187083770), (22, 93541885), (55, 37416754), (110, 18708377)]