19438018

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{1063}}^1$

素因数の和:1329

約数の個数: 16

約数和(自身を含む): 30030336

約数和(自身を除く): 10592318

約数列:

[1, 2, 41, 82, 223, 446, 1063, 2126, 9143, 18286, 43583, 87166, 237049, 474098, 9719009, 19438018]

約数ペア:

[(1, 19438018), (2, 9719009), (41, 474098), (82, 237049), (223, 87166), (446, 43583), (1063, 18286), (2126, 9143)]