20013006

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{256577}}^1$

素因数の和:256595

約数の個数: 16

約数和(自身を含む): 43105104

約数和(自身を除く): 23092098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 256577, 513154, 769731, 1539462, 3335501, 6671002, 10006503, 20013006]

約数ペア:

[(1, 20013006), (2, 10006503), (3, 6671002), (6, 3335501), (13, 1539462), (26, 769731), (39, 513154), (78, 256577)]