89384272

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{129919}}^1$

素因数の和:129970

約数の個数: 20

約数和(自身を含む): 177210880

約数和(自身を除く): 87826608

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 129919, 259838, 519676, 1039352, 2078704, 5586517, 11173034, 22346068, 44692136, 89384272]

約数ペア:

[(1, 89384272), (2, 44692136), (4, 22346068), (8, 11173034), (16, 5586517), (43, 2078704), (86, 1039352), (172, 519676), (344, 259838), (688, 129919)]