20128080771

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{2791}}^1\times {\mathrm{7219}}^1$

素因数の和:10056

約数の個数: 32

約数和(自身を含む): 30640524800

約数和(自身を除く): 10512444029

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 2791, 7219, 8373, 21657, 25119, 64971, 75357, 103267, 194913, 267103, 309801, 801309, 929403, 2403927, 2788209, 7211781, 20148229, 60444687, 181334061, 544002183, 745484473, 2236453419, 6709360257, 20128080771]

約数ペア:

[(1, 20128080771), (3, 6709360257), (9, 2236453419), (27, 745484473), (37, 544002183), (111, 181334061), (333, 60444687), (999, 20148229), (2791, 7211781), (7219, 2788209), (8373, 2403927), (21657, 929403), (25119, 801309), (64971, 309801), (75357, 267103), (103267, 194913)]