20195724

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{39139}}^1$

素因数の和:39189

約数の個数: 24

約数和(自身を含む): 48220480

約数和(自身を除く): 28024756

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 39139, 78278, 117417, 156556, 234834, 469668, 1682977, 3365954, 5048931, 6731908, 10097862, 20195724]

約数ペア:

[(1, 20195724), (2, 10097862), (3, 6731908), (4, 5048931), (6, 3365954), (12, 1682977), (43, 469668), (86, 234834), (129, 156556), (172, 117417), (258, 78278), (516, 39139)]