20538352

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{14423}}^1$

素因数の和:14520

約数の個数: 20

約数和(自身を含む): 40242960

約数和(自身を除く): 19704608

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 14423, 28846, 57692, 115384, 230768, 1283647, 2567294, 5134588, 10269176, 20538352]

約数ペア:

[(1, 20538352), (2, 10269176), (4, 5134588), (8, 2567294), (16, 1283647), (89, 230768), (178, 115384), (356, 57692), (712, 28846), (1424, 14423)]