20717338

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1\times {\mathrm{443}}^1$

素因数の和:861

約数の個数: 16

約数和(自身を含む): 31701600

約数和(自身を除く): 10984262

約数列:

[1, 2, 67, 134, 349, 443, 698, 886, 23383, 29681, 46766, 59362, 154607, 309214, 10358669, 20717338]

約数ペア:

[(1, 20717338), (2, 10358669), (67, 309214), (134, 154607), (349, 59362), (443, 46766), (698, 29681), (886, 23383)]