2019960784

素因数分解:

$2^4\times {\mathrm{2137}}^1\times {\mathrm{59077}}^1$

素因数の和:61222

約数の個数: 20

約数和(自身を含む): 3915571684

約数和(自身を除く): 1895610900

約数列:

[1, 2, 4, 8, 16, 2137, 4274, 8548, 17096, 34192, 59077, 118154, 236308, 472616, 945232, 126247549, 252495098, 504990196, 1009980392, 2019960784]

約数ペア:

[(1, 2019960784), (2, 1009980392), (4, 504990196), (8, 252495098), (16, 126247549), (2137, 945232), (4274, 472616), (8548, 236308), (17096, 118154), (34192, 59077)]