20161238

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{3499}}^1$

素因数の和:3611

約数の個数: 16

約数和(自身を含む): 31416000

約数和(自身を除く): 11254762

約数列:

[1, 2, 43, 67, 86, 134, 2881, 3499, 5762, 6998, 150457, 234433, 300914, 468866, 10080619, 20161238]

約数ペア:

[(1, 20161238), (2, 10080619), (43, 468866), (67, 300914), (86, 234433), (134, 150457), (2881, 6998), (3499, 5762)]