20023107

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{743}}^1$

素因数の和:1450

約数の個数: 16

約数和(自身を含む): 28831488

約数和(自身を除く): 8808381

約数列:

[1, 3, 13, 39, 691, 743, 2073, 2229, 8983, 9659, 26949, 28977, 513413, 1540239, 6674369, 20023107]

約数ペア:

[(1, 20023107), (3, 6674369), (13, 1540239), (39, 513413), (691, 28977), (743, 26949), (2073, 9659), (2229, 8983)]