156974998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{9859}}^1$

素因数の和:10299

約数の個数: 16

約数和(自身を含む): 248472000

約数和(自身を除く): 91497002

約数列:

[1, 2, 19, 38, 419, 838, 7961, 9859, 15922, 19718, 187321, 374642, 4130921, 8261842, 78487499, 156974998]

約数ペア:

[(1, 156974998), (2, 78487499), (19, 8261842), (38, 4130921), (419, 374642), (838, 187321), (7961, 19718), (9859, 15922)]