20874790

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{35381}}^1$

素因数の和:35447

約数の個数: 16

約数和(自身を含む): 38212560

約数和(自身を除く): 17337770

約数列:

[1, 2, 5, 10, 59, 118, 295, 590, 35381, 70762, 176905, 353810, 2087479, 4174958, 10437395, 20874790]

約数ペア:

[(1, 20874790), (2, 10437395), (5, 4174958), (10, 2087479), (59, 353810), (118, 176905), (295, 70762), (590, 35381)]