20504644

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 36590400

約数和(自身を除く): 16085756

約数列:

[1, 2, 4, 109, 131, 218, 262, 359, 436, 524, 718, 1436, 14279, 28558, 39131, 47029, 57116, 78262, 94058, 156524, 188116, 5126161, 10252322, 20504644]

約数ペア:

[(1, 20504644), (2, 10252322), (4, 5126161), (109, 188116), (131, 156524), (218, 94058), (262, 78262), (359, 57116), (436, 47029), (524, 39131), (718, 28558), (1436, 14279)]