20711613

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{3517}}^1$

素因数の和:3684

約数の個数: 16

約数和(自身を含む): 29945216

約数和(自身を除く): 9233603

約数列:

[1, 3, 13, 39, 151, 453, 1963, 3517, 5889, 10551, 45721, 137163, 531067, 1593201, 6903871, 20711613]

約数ペア:

[(1, 20711613), (3, 6903871), (13, 1593201), (39, 531067), (151, 137163), (453, 45721), (1963, 10551), (3517, 5889)]