20080155

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{12511}}^1$

素因数の和:12626

約数の個数: 16

約数和(自身を含む): 32431104

約数和(自身を除く): 12350949

約数列:

[1, 3, 5, 15, 107, 321, 535, 1605, 12511, 37533, 62555, 187665, 1338677, 4016031, 6693385, 20080155]

約数ペア:

[(1, 20080155), (3, 6693385), (5, 4016031), (15, 1338677), (107, 187665), (321, 62555), (535, 37533), (1605, 12511)]