20611018

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1\times {\mathrm{541}}^1$

素因数の和:1029

約数の個数: 16

約数和(自身を含む): 31765536

約数和(自身を除く): 11154518

約数列:

[1, 2, 43, 86, 443, 541, 886, 1082, 19049, 23263, 38098, 46526, 239663, 479326, 10305509, 20611018]

約数ペア:

[(1, 20611018), (2, 10305509), (43, 479326), (86, 239663), (443, 46526), (541, 38098), (886, 23263), (1082, 19049)]