87778898

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{22871}}^1$

素因数の和:22993

約数の個数: 16

約数和(自身を含む): 139976640

約数和(自身を除く): 52197742

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 22871, 45742, 434549, 869098, 2309971, 4619942, 43889449, 87778898]

約数ペア:

[(1, 87778898), (2, 43889449), (19, 4619942), (38, 2309971), (101, 869098), (202, 434549), (1919, 45742), (3838, 22871)]