193809020

素因数分解:

$2^2\times 5^1\times {\mathrm{9690451}}^1$

素因数の和:9690460

約数の個数: 12

約数和(自身を含む): 406998984

約数和(自身を除く): 213189964

約数列:

[1, 2, 4, 5, 10, 20, 9690451, 19380902, 38761804, 48452255, 96904510, 193809020]

約数ペア:

[(1, 193809020), (2, 96904510), (4, 48452255), (5, 38761804), (10, 19380902), (20, 9690451)]