20858528055

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{10615027}}^1$

素因数の和:10615166

約数の個数: 16

約数和(自身を含む): 33628408704

約数和(自身を除く): 12769880649

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 10615027, 31845081, 53075135, 159225405, 1390568537, 4171705611, 6952842685, 20858528055]

約数ペア:

[(1, 20858528055), (3, 6952842685), (5, 4171705611), (15, 1390568537), (131, 159225405), (393, 53075135), (655, 31845081), (1965, 10615027)]