20153285590

素因数分解:

$2^1\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{1939681}}^1$

素因数の和:1940727

約数の個数: 16

約数和(自身を含む): 36310847040

約数和(自身を除く): 16157561450

約数列:

[1, 2, 5, 10, 1039, 2078, 5195, 10390, 1939681, 3879362, 9698405, 19396810, 2015328559, 4030657118, 10076642795, 20153285590]

約数ペア:

[(1, 20153285590), (2, 10076642795), (5, 4030657118), (10, 2015328559), (1039, 19396810), (2078, 9698405), (5195, 3879362), (10390, 1939681)]