20649662

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{55213}}^1$

素因数の和:55243

約数の個数: 16

約数和(自身を含む): 35778672

約数和(自身を除く): 15129010

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 55213, 110426, 607343, 938621, 1214686, 1877242, 10324831, 20649662]

約数ペア:

[(1, 20649662), (2, 10324831), (11, 1877242), (17, 1214686), (22, 938621), (34, 607343), (187, 110426), (374, 55213)]