20797311

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1979}}^1$

素因数の和:2126

約数の個数: 16

約数和(自身を含む): 28892160

約数和(自身を除く): 8094849

約数列:

[1, 3, 31, 93, 113, 339, 1979, 3503, 5937, 10509, 61349, 184047, 223627, 670881, 6932437, 20797311]

約数ペア:

[(1, 20797311), (3, 6932437), (31, 670881), (93, 223627), (113, 184047), (339, 61349), (1979, 10509), (3503, 5937)]