20433819

素因数分解:

$3^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{1097}}^1$

素因数の和:1994

約数の個数: 16

約数和(自身を含む): 31200768

約数和(自身を除く): 10766949

約数列:

[1, 3, 7, 21, 887, 1097, 2661, 3291, 6209, 7679, 18627, 23037, 973039, 2919117, 6811273, 20433819]

約数ペア:

[(1, 20433819), (3, 6811273), (7, 2919117), (21, 973039), (887, 23037), (1097, 18627), (2661, 7679), (3291, 6209)]