20708324

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{56891}}^1$

素因数の和:56915

約数の個数: 24

約数和(自身を含む): 44603328

約数和(自身を除く): 23895004

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 56891, 113782, 227564, 398237, 739583, 796474, 1479166, 1592948, 2958332, 5177081, 10354162, 20708324]

約数ペア:

[(1, 20708324), (2, 10354162), (4, 5177081), (7, 2958332), (13, 1592948), (14, 1479166), (26, 796474), (28, 739583), (52, 398237), (91, 227564), (182, 113782), (364, 56891)]