20887590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{696253}}^1$

素因数の和:696263

約数の個数: 16

約数和(自身を含む): 50130288

約数和(自身を除く): 29242698

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 696253, 1392506, 2088759, 3481265, 4177518, 6962530, 10443795, 20887590]

約数ペア:

[(1, 20887590), (2, 10443795), (3, 6962530), (5, 4177518), (6, 3481265), (10, 2088759), (15, 1392506), (30, 696253)]