20488960816

素因数分解:

$2^4\times {\mathrm{12613}}^1\times {\mathrm{101527}}^1$

素因数の和:114148

約数の個数: 20

約数和(自身を含む): 39700899952

約数和(自身を除く): 19211939136

約数列:

[1, 2, 4, 8, 16, 12613, 25226, 50452, 100904, 101527, 201808, 203054, 406108, 812216, 1624432, 1280560051, 2561120102, 5122240204, 10244480408, 20488960816]

約数ペア:

[(1, 20488960816), (2, 10244480408), (4, 5122240204), (8, 2561120102), (16, 1280560051), (12613, 1624432), (25226, 812216), (50452, 406108), (100904, 203054), (101527, 201808)]