20199260505

素因数分解:

$3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3292463}}^1$

素因数の和:3292880

約数の個数: 16

約数和(自身を含む): 32397845760

約数和(自身を除く): 12198585255

約数列:

[1, 3, 5, 15, 409, 1227, 2045, 6135, 3292463, 9877389, 16462315, 49386945, 1346617367, 4039852101, 6733086835, 20199260505]

約数ペア:

[(1, 20199260505), (3, 6733086835), (5, 4039852101), (15, 1346617367), (409, 49386945), (1227, 16462315), (2045, 9877389), (6135, 3292463)]