20663170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17077}}^1$

素因数の和:17106

約数の個数: 24

約数和(自身を含む): 40884732

約数和(自身を除く): 20221562

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 17077, 34154, 85385, 170770, 187847, 375694, 939235, 1878470, 2066317, 4132634, 10331585, 20663170]

約数ペア:

[(1, 20663170), (2, 10331585), (5, 4132634), (10, 2066317), (11, 1878470), (22, 939235), (55, 375694), (110, 187847), (121, 170770), (242, 85385), (605, 34154), (1210, 17077)]