20703939

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{11717}}^1$

素因数の和:11770

約数の個数: 16

約数和(自身を含む): 29998080

約数和(自身を除く): 9294141

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 11717, 35151, 222623, 363227, 667869, 1089681, 6901313, 20703939]

約数ペア:

[(1, 20703939), (3, 6901313), (19, 1089681), (31, 667869), (57, 363227), (93, 222623), (589, 35151), (1767, 11717)]