3978896

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{1669}}^1$

素因数の和:1826

約数の個数: 20

約数和(自身を含む): 7765500

約数和(自身を除く): 3786604

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 1669, 2384, 3338, 6676, 13352, 26704, 248681, 497362, 994724, 1989448, 3978896]

約数ペア:

[(1, 3978896), (2, 1989448), (4, 994724), (8, 497362), (16, 248681), (149, 26704), (298, 13352), (596, 6676), (1192, 3338), (1669, 2384)]