18530090

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{13331}}^1$

素因数の和:13477

約数の個数: 16

約数和(自身を含む): 33596640

約数和(自身を除く): 15066550

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 13331, 26662, 66655, 133310, 1853009, 3706018, 9265045, 18530090]

約数ペア:

[(1, 18530090), (2, 9265045), (5, 3706018), (10, 1853009), (139, 133310), (278, 66655), (695, 26662), (1390, 13331)]