18219260

素因数分解:

$2^2\times 5^1\times {\mathrm{751}}^1\times {\mathrm{1213}}^1$

素因数の和:1973

約数の個数: 24

約数和(自身を含む): 38342976

約数和(自身を除く): 20123716

約数列:

[1, 2, 4, 5, 10, 20, 751, 1213, 1502, 2426, 3004, 3755, 4852, 6065, 7510, 12130, 15020, 24260, 910963, 1821926, 3643852, 4554815, 9109630, 18219260]

約数ペア:

[(1, 18219260), (2, 9109630), (4, 4554815), (5, 3643852), (10, 1821926), (20, 910963), (751, 24260), (1213, 15020), (1502, 12130), (2426, 7510), (3004, 6065), (3755, 4852)]