20215598

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10651}}^1$

素因数の和:10739

約数の個数: 16

約数和(自身を含む): 33106416

約数和(自身を除く): 12890818

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 10651, 21302, 138463, 276926, 777523, 1555046, 10107799, 20215598]

約数ペア:

[(1, 20215598), (2, 10107799), (13, 1555046), (26, 777523), (73, 276926), (146, 138463), (949, 21302), (1898, 10651)]