19217490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{640583}}^1$

素因数の和:640593

約数の個数: 16

約数和(自身を含む): 46122048

約数和(自身を除く): 26904558

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 640583, 1281166, 1921749, 3202915, 3843498, 6405830, 9608745, 19217490]

約数ペア:

[(1, 19217490), (2, 9608745), (3, 6405830), (5, 3843498), (6, 3202915), (10, 1921749), (15, 1281166), (30, 640583)]