20159085

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{32779}}^1$

素因数の和:32828

約数の個数: 16

約数和(自身を含む): 33042240

約数和(自身を除く): 12883155

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 32779, 98337, 163895, 491685, 1343939, 4031817, 6719695, 20159085]

約数ペア:

[(1, 20159085), (3, 6719695), (5, 4031817), (15, 1343939), (41, 491685), (123, 163895), (205, 98337), (615, 32779)]