398425204

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{20983}}^1$

素因数の和:21135

約数の個数: 24

約数和(自身を含む): 719163648

約数和(自身を除く): 320738444

約数列:

[1, 2, 4, 47, 94, 101, 188, 202, 404, 4747, 9494, 18988, 20983, 41966, 83932, 986201, 1972402, 2119283, 3944804, 4238566, 8477132, 99606301, 199212602, 398425204]

約数ペア:

[(1, 398425204), (2, 199212602), (4, 99606301), (47, 8477132), (94, 4238566), (101, 3944804), (188, 2119283), (202, 1972402), (404, 986201), (4747, 83932), (9494, 41966), (18988, 20983)]