2168804

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{4481}}^1$

素因数の和:4507

約数の個数: 18

約数和(自身を含む): 4172742

約数和(自身を除く): 2003938

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 4481, 8962, 17924, 49291, 98582, 197164, 542201, 1084402, 2168804]

約数ペア:

[(1, 2168804), (2, 1084402), (4, 542201), (11, 197164), (22, 98582), (44, 49291), (121, 17924), (242, 8962), (484, 4481)]