20185330257

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{1427}}^1\times {\mathrm{82721}}^1$

素因数の和:84173

約数の個数: 24

約数和(自身を含む): 30713024160

約数和(自身を除く): 10527693903

約数列:

[1, 3, 9, 19, 57, 171, 1427, 4281, 12843, 27113, 81339, 82721, 244017, 248163, 744489, 1571699, 4715097, 14145291, 118042867, 354128601, 1062385803, 2242814473, 6728443419, 20185330257]

約数ペア:

[(1, 20185330257), (3, 6728443419), (9, 2242814473), (19, 1062385803), (57, 354128601), (171, 118042867), (1427, 14145291), (4281, 4715097), (12843, 1571699), (27113, 744489), (81339, 248163), (82721, 244017)]