20403976354

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{992701}}^1$

素因数の和:992985

約数の個数: 16

約数和(自身を含む): 31448799360

約数和(自身を除く): 11044823006

約数列:

[1, 2, 43, 86, 239, 478, 10277, 20554, 992701, 1985402, 42686143, 85372286, 237255539, 474511078, 10201988177, 20403976354]

約数ペア:

[(1, 20403976354), (2, 10201988177), (43, 474511078), (86, 237255539), (239, 85372286), (478, 42686143), (10277, 1985402), (20554, 992701)]