20279954

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{1061}}^1$

素因数の和:1585

約数の個数: 16

約数和(自身を含む): 32114880

約数和(自身を除く): 11834926

約数列:

[1, 2, 19, 38, 503, 1006, 1061, 2122, 9557, 19114, 20159, 40318, 533683, 1067366, 10139977, 20279954]

約数ペア:

[(1, 20279954), (2, 10139977), (19, 1067366), (38, 533683), (503, 40318), (1006, 20159), (1061, 19114), (2122, 9557)]