20123998027

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{47128801}}^1$

素因数の和:47128869

約数の個数: 8

約数和(自身を含む): 23375885792

約数和(自身を除く): 3251887765

約数列:

[1, 7, 61, 427, 47128801, 329901607, 2874856861, 20123998027]

約数ペア:

[(1, 20123998027), (7, 2874856861), (61, 329901607), (427, 47128801)]