18922827

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{677}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 31762944

約数和(自身を除く): 12840117

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 677, 847, 1331, 2031, 2541, 3993, 4739, 7447, 9317, 14217, 22341, 27951, 52129, 81917, 156387, 245751, 573419, 901087, 1720257, 2703261, 6307609, 18922827]

約数ペア:

[(1, 18922827), (3, 6307609), (7, 2703261), (11, 1720257), (21, 901087), (33, 573419), (77, 245751), (121, 156387), (231, 81917), (363, 52129), (677, 27951), (847, 22341), (1331, 14217), (2031, 9317), (2541, 7447), (3993, 4739)]