20775797

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5039}}^1$

素因数の和:5096

約数の個数: 16

約数和(自身を含む): 25804800

約数和(自身を除く): 5029003

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 5039, 35273, 95741, 156209, 670187, 1093463, 2967971, 20775797]

約数ペア:

[(1, 20775797), (7, 2967971), (19, 1093463), (31, 670187), (133, 156209), (217, 95741), (589, 35273), (4123, 5039)]