20488030

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{18131}}^1$

素因数の和:18251

約数の個数: 16

約数和(自身を含む): 37206864

約数和(自身を除く): 16718834

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 18131, 36262, 90655, 181310, 2048803, 4097606, 10244015, 20488030]

約数ペア:

[(1, 20488030), (2, 10244015), (5, 4097606), (10, 2048803), (113, 181310), (226, 90655), (565, 36262), (1130, 18131)]