20145324861

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{691}}^1\times {\mathrm{25111}}^1$

素因数の和:25854

約数の個数: 32

約数和(自身を含む): 30584407040

約数和(自身を除く): 10439082179

約数列:

[1, 3, 9, 27, 43, 129, 387, 691, 1161, 2073, 6219, 18657, 25111, 29713, 75333, 89139, 225999, 267417, 677997, 802251, 1079773, 3239319, 9717957, 17351701, 29153871, 52055103, 156165309, 468495927, 746123143, 2238369429, 6715108287, 20145324861]

約数ペア:

[(1, 20145324861), (3, 6715108287), (9, 2238369429), (27, 746123143), (43, 468495927), (129, 156165309), (387, 52055103), (691, 29153871), (1161, 17351701), (2073, 9717957), (6219, 3239319), (18657, 1079773), (25111, 802251), (29713, 677997), (75333, 267417), (89139, 225999)]