20189099463

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{29873}}^1$

素因数の和:29976

約数の個数: 48

約数和(自身を含む): 30789817344

約数和(自身を除く): 10600717881

約数列:

[1, 3, 13, 31, 39, 43, 93, 129, 169, 403, 507, 559, 1209, 1333, 1677, 3999, 5239, 7267, 15717, 17329, 21801, 29873, 51987, 89619, 225277, 388349, 675831, 926063, 1165047, 1284539, 2778189, 3853617, 5048537, 12038819, 15145611, 16699007, 36116457, 39820709, 50097021, 119462127, 156504647, 217087091, 469513941, 517669217, 651261273, 1553007651, 6729699821, 20189099463]

約数ペア:

[(1, 20189099463), (3, 6729699821), (13, 1553007651), (31, 651261273), (39, 517669217), (43, 469513941), (93, 217087091), (129, 156504647), (169, 119462127), (403, 50097021), (507, 39820709), (559, 36116457), (1209, 16699007), (1333, 15145611), (1677, 12038819), (3999, 5048537), (5239, 3853617), (7267, 2778189), (15717, 1284539), (17329, 1165047), (21801, 926063), (29873, 675831), (51987, 388349), (89619, 225277)]