19128540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{318809}}^1$

素因数の和:318821

約数の個数: 24

約数和(自身を含む): 53560080

約数和(自身を除く): 34431540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 318809, 637618, 956427, 1275236, 1594045, 1912854, 3188090, 3825708, 4782135, 6376180, 9564270, 19128540]

約数ペア:

[(1, 19128540), (2, 9564270), (3, 6376180), (4, 4782135), (5, 3825708), (6, 3188090), (10, 1912854), (12, 1594045), (15, 1275236), (20, 956427), (30, 637618), (60, 318809)]