225686978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{539921}}^1$

素因数の和:539953

約数の個数: 16

約数和(自身を含む): 388743840

約数和(自身を除く): 163056862

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 539921, 1079842, 5939131, 10258499, 11878262, 20516998, 112843489, 225686978]

約数ペア:

[(1, 225686978), (2, 112843489), (11, 20516998), (19, 11878262), (22, 10258499), (38, 5939131), (209, 1079842), (418, 539921)]