18612221

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{21871}}^1$

素因数の和:21931

約数の個数: 8

約数和(自身を含む): 19947264

約数和(自身を除く): 1335043

約数列:

[1, 23, 37, 851, 21871, 503033, 809227, 18612221]

約数ペア:

[(1, 18612221), (23, 809227), (37, 503033), (851, 21871)]