20298045

素因数分解:

$3^1\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1579}}^1$

素因数の和:2444

約数の個数: 16

約数和(自身を含む): 32535360

約数和(自身を除く): 12237315

約数列:

[1, 3, 5, 15, 857, 1579, 2571, 4285, 4737, 7895, 12855, 23685, 1353203, 4059609, 6766015, 20298045]

約数ペア:

[(1, 20298045), (3, 6766015), (5, 4059609), (15, 1353203), (857, 23685), (1579, 12855), (2571, 7895), (4285, 4737)]