20096540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18959}}^1$

素因数の和:19021

約数の個数: 24

約数和(自身を含む): 43001280

約数和(自身を除く): 22904740

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 18959, 37918, 75836, 94795, 189590, 379180, 1004827, 2009654, 4019308, 5024135, 10048270, 20096540]

約数ペア:

[(1, 20096540), (2, 10048270), (4, 5024135), (5, 4019308), (10, 2009654), (20, 1004827), (53, 379180), (106, 189590), (212, 94795), (265, 75836), (530, 37918), (1060, 18959)]