20652572

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{1103}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 37588992

約数和(自身を除く): 16936420

約数列:

[1, 2, 4, 31, 62, 124, 151, 302, 604, 1103, 2206, 4412, 4681, 9362, 18724, 34193, 68386, 136772, 166553, 333106, 666212, 5163143, 10326286, 20652572]

約数ペア:

[(1, 20652572), (2, 10326286), (4, 5163143), (31, 666212), (62, 333106), (124, 166553), (151, 136772), (302, 68386), (604, 34193), (1103, 18724), (2206, 9362), (4412, 4681)]