20567794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{11807}}^1$

素因数の和:11889

約数の個数: 16

約数和(自身を含む): 33723648

約数和(自身を除く): 13155854

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 11807, 23614, 153491, 306982, 791069, 1582138, 10283897, 20567794]

約数ペア:

[(1, 20567794), (2, 10283897), (13, 1582138), (26, 791069), (67, 306982), (134, 153491), (871, 23614), (1742, 11807)]