20365719

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{997}}^1$

素因数の和:1630

約数の個数: 16

約数和(自身を含む): 29700480

約数和(自身を除く): 9334761

約数列:

[1, 3, 11, 33, 619, 997, 1857, 2991, 6809, 10967, 20427, 32901, 617143, 1851429, 6788573, 20365719]

約数ペア:

[(1, 20365719), (3, 6788573), (11, 1851429), (33, 617143), (619, 32901), (997, 20427), (1857, 10967), (2991, 6809)]