20873247

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{919}}^1$

素因数の和:1102

約数の個数: 16

約数和(自身を含む): 28527360

約数和(自身を除く): 7654113

約数列:

[1, 3, 67, 113, 201, 339, 919, 2757, 7571, 22713, 61573, 103847, 184719, 311541, 6957749, 20873247]

約数ペア:

[(1, 20873247), (3, 6957749), (67, 311541), (113, 184719), (201, 103847), (339, 61573), (919, 22713), (2757, 7571)]