20216500245

素因数分解:

$3^2\times 5^1\times {\mathrm{449255561}}^1$

素因数の和:449255572

約数の個数: 12

約数和(自身を含む): 35041933836

約数和(自身を除く): 14825433591

約数列:

[1, 3, 5, 9, 15, 45, 449255561, 1347766683, 2246277805, 4043300049, 6738833415, 20216500245]

約数ペア:

[(1, 20216500245), (3, 6738833415), (5, 4043300049), (9, 2246277805), (15, 1347766683), (45, 449255561)]