19217370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{640579}}^1$

素因数の和:640589

約数の個数: 16

約数和(自身を含む): 46121760

約数和(自身を除く): 26904390

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 640579, 1281158, 1921737, 3202895, 3843474, 6405790, 9608685, 19217370]

約数ペア:

[(1, 19217370), (2, 9608685), (3, 6405790), (5, 3843474), (6, 3202895), (10, 1921737), (15, 1281158), (30, 640579)]