20853850

素因数分解:

$2^1\times 5^2\times {\mathrm{569}}^1\times {\mathrm{733}}^1$

素因数の和:1314

約数の個数: 24

約数和(自身を含む): 38909340

約数和(自身を除く): 18055490

約数列:

[1, 2, 5, 10, 25, 50, 569, 733, 1138, 1466, 2845, 3665, 5690, 7330, 14225, 18325, 28450, 36650, 417077, 834154, 2085385, 4170770, 10426925, 20853850]

約数ペア:

[(1, 20853850), (2, 10426925), (5, 4170770), (10, 2085385), (25, 834154), (50, 417077), (569, 36650), (733, 28450), (1138, 18325), (1466, 14225), (2845, 7330), (3665, 5690)]