9987868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5279}}^1$

素因数の和:5337

約数の個数: 24

約数和(自身を含む): 19514880

約数和(自身を除く): 9527012

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 5279, 10558, 21116, 58069, 116138, 226997, 232276, 453994, 907988, 2496967, 4993934, 9987868]

約数ペア:

[(1, 9987868), (2, 4993934), (4, 2496967), (11, 907988), (22, 453994), (43, 232276), (44, 226997), (86, 116138), (172, 58069), (473, 21116), (946, 10558), (1892, 5279)]