19240335

素因数分解:

$3^4\times 5^1\times {\mathrm{47507}}^1$

素因数の和:47524

約数の個数: 20

約数和(自身を含む): 34490808

約数和(自身を除く): 15250473

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 47507, 142521, 237535, 427563, 712605, 1282689, 2137815, 3848067, 6413445, 19240335]

約数ペア:

[(1, 19240335), (3, 6413445), (5, 3848067), (9, 2137815), (15, 1282689), (27, 712605), (45, 427563), (81, 237535), (135, 142521), (405, 47507)]