13239850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20369}}^1$

素因数の和:20394

約数の個数: 24

約数和(自身を含む): 26521740

約数和(自身を除く): 13281890

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 20369, 40738, 101845, 203690, 264797, 509225, 529594, 1018450, 1323985, 2647970, 6619925, 13239850]

約数ペア:

[(1, 13239850), (2, 6619925), (5, 2647970), (10, 1323985), (13, 1018450), (25, 529594), (26, 509225), (50, 264797), (65, 203690), (130, 101845), (325, 40738), (650, 20369)]