20149815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{191903}}^1$

素因数の和:191918

約数の個数: 16

約数和(自身を含む): 36845568

約数和(自身を除く): 16695753

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 191903, 575709, 959515, 1343321, 2878545, 4029963, 6716605, 20149815]

約数ペア:

[(1, 20149815), (3, 6716605), (5, 4029963), (7, 2878545), (15, 1343321), (21, 959515), (35, 575709), (105, 191903)]