20067268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1069}}^1$

素因数の和:1124

約数の個数: 36

約数和(自身を含む): 39951660

約数和(自身を除く): 19884392

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 361, 494, 722, 988, 1069, 1444, 2138, 4276, 4693, 9386, 13897, 18772, 20311, 27794, 40622, 55588, 81244, 264043, 385909, 528086, 771818, 1056172, 1543636, 5016817, 10033634, 20067268]

約数ペア:

[(1, 20067268), (2, 10033634), (4, 5016817), (13, 1543636), (19, 1056172), (26, 771818), (38, 528086), (52, 385909), (76, 264043), (247, 81244), (361, 55588), (494, 40622), (722, 27794), (988, 20311), (1069, 18772), (1444, 13897), (2138, 9386), (4276, 4693)]