28915492

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{3767}}^1$

素因数の和:3891

約数の個数: 24

約数和(自身を含む): 53807040

約数和(自身を除く): 24891548

約数列:

[1, 2, 4, 19, 38, 76, 101, 202, 404, 1919, 3767, 3838, 7534, 7676, 15068, 71573, 143146, 286292, 380467, 760934, 1521868, 7228873, 14457746, 28915492]

約数ペア:

[(1, 28915492), (2, 14457746), (4, 7228873), (19, 1521868), (38, 760934), (76, 380467), (101, 286292), (202, 143146), (404, 71573), (1919, 15068), (3767, 7676), (3838, 7534)]