2155484804

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{4453481}}^1$

素因数の和:4453507

約数の個数: 18

約数和(自身を含む): 4146191742

約数和(自身を除く): 1990706938

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 4453481, 8906962, 17813924, 48988291, 97976582, 195953164, 538871201, 1077742402, 2155484804]

約数ペア:

[(1, 2155484804), (2, 1077742402), (4, 538871201), (11, 195953164), (22, 97976582), (44, 48988291), (121, 17813924), (242, 8906962), (484, 4453481)]