18842140

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{3329}}^1$

素因数の和:3621

約数の個数: 24

約数和(自身を含む): 39720240

約数和(自身を除く): 20878100

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2830, 3329, 5660, 6658, 13316, 16645, 33290, 66580, 942107, 1884214, 3768428, 4710535, 9421070, 18842140]

約数ペア:

[(1, 18842140), (2, 9421070), (4, 4710535), (5, 3768428), (10, 1884214), (20, 942107), (283, 66580), (566, 33290), (1132, 16645), (1415, 13316), (2830, 6658), (3329, 5660)]