19850551029

素因数分解:

$3^2\times {\mathrm{5581}}^1\times {\mathrm{395201}}^1$

素因数の和:400788

約数の個数: 12

約数和(自身を含む): 28678228332

約数和(自身を除く): 8827677303

約数列:

[1, 3, 9, 5581, 16743, 50229, 395201, 1185603, 3556809, 2205616781, 6616850343, 19850551029]

約数ペア:

[(1, 19850551029), (3, 6616850343), (9, 2205616781), (5581, 3556809), (16743, 1185603), (50229, 395201)]