20107918545

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{852211}}^1$

素因数の和:852254

約数の個数: 48

約数和(自身を含む): 38083649856

約数和(自身を除く): 17975731311

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 121, 143, 165, 195, 363, 429, 605, 715, 1573, 1815, 2145, 4719, 7865, 23595, 852211, 2556633, 4261055, 9374321, 11078743, 12783165, 28122963, 33236229, 46871605, 55393715, 103117531, 121866173, 140614815, 166181145, 309352593, 365598519, 515587655, 609330865, 1340527903, 1546762965, 1827992595, 4021583709, 6702639515, 20107918545]

約数ペア:

[(1, 20107918545), (3, 6702639515), (5, 4021583709), (11, 1827992595), (13, 1546762965), (15, 1340527903), (33, 609330865), (39, 515587655), (55, 365598519), (65, 309352593), (121, 166181145), (143, 140614815), (165, 121866173), (195, 103117531), (363, 55393715), (429, 46871605), (605, 33236229), (715, 28122963), (1573, 12783165), (1815, 11078743), (2145, 9374321), (4719, 4261055), (7865, 2556633), (23595, 852211)]