20439000001

素因数分解:

$7^2\times {\mathrm{79}}^1\times {\mathrm{5280031}}^1$

素因数の和:5280124

約数の個数: 12

約数和(自身を含む): 24076945920

約数和(自身を除く): 3637945919

約数列:

[1, 7, 49, 79, 553, 3871, 5280031, 36960217, 258721519, 417122449, 2919857143, 20439000001]

約数ペア:

[(1, 20439000001), (7, 2919857143), (49, 417122449), (79, 258721519), (553, 36960217), (3871, 5280031)]