20177070597

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{51329}}^1$

素因数の和:51575

約数の個数: 40

約数和(自身を含む): 31601211840

約数和(自身を除く): 11424141243

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 211, 621, 633, 1863, 1899, 4853, 5697, 14559, 17091, 43677, 51329, 131031, 153987, 393093, 461961, 1180567, 1385883, 3541701, 4157649, 10625103, 10830419, 31875309, 32491257, 95625927, 97473771, 249099637, 292421313, 747298911, 877263939, 2241896733, 6725690199, 20177070597]

約数ペア:

[(1, 20177070597), (3, 6725690199), (9, 2241896733), (23, 877263939), (27, 747298911), (69, 292421313), (81, 249099637), (207, 97473771), (211, 95625927), (621, 32491257), (633, 31875309), (1863, 10830419), (1899, 10625103), (4853, 4157649), (5697, 3541701), (14559, 1385883), (17091, 1180567), (43677, 461961), (51329, 393093), (131031, 153987)]