20199405

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{58549}}^1$

素因数の和:58580

約数の個数: 16

約数和(自身を含む): 33724800

約数和(自身を除く): 13525395

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 58549, 175647, 292745, 878235, 1346627, 4039881, 6733135, 20199405]

約数ペア:

[(1, 20199405), (3, 6733135), (5, 4039881), (15, 1346627), (23, 878235), (69, 292745), (115, 175647), (345, 58549)]