20188127981

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{2957}}^1\times {\mathrm{14557}}^1$

素因数の和:17588

約数の個数: 16

約数和(自身を含む): 23426034816

約数和(自身を除く): 3237906835

約数列:

[1, 7, 67, 469, 2957, 14557, 20699, 101899, 198119, 975319, 1386833, 6827233, 43045049, 301315343, 2884018283, 20188127981]

約数ペア:

[(1, 20188127981), (7, 2884018283), (67, 301315343), (469, 43045049), (2957, 6827233), (14557, 1386833), (20699, 975319), (101899, 198119)]