20826533

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2897}}^1$

素因数の和:2996

約数の個数: 16

約数和(自身を含む): 25966080

約数和(自身を除く): 5139547

約数列:

[1, 7, 13, 79, 91, 553, 1027, 2897, 7189, 20279, 37661, 228863, 263627, 1602041, 2975219, 20826533]

約数ペア:

[(1, 20826533), (7, 2975219), (13, 1602041), (79, 263627), (91, 228863), (553, 37661), (1027, 20279), (2897, 7189)]