20625640994

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1009}}^1\times {\mathrm{11497}}^1$

素因数の和:12642

約数の個数: 32

約数和(自身を含む): 35675074560

約数和(自身を除く): 15049433566

約数列:

[1, 2, 7, 14, 127, 254, 889, 1009, 1778, 2018, 7063, 11497, 14126, 22994, 80479, 128143, 160958, 256286, 897001, 1460119, 1794002, 2920238, 10220833, 11600473, 20441666, 23200946, 81203311, 162406622, 1473260071, 2946520142, 10312820497, 20625640994]

約数ペア:

[(1, 20625640994), (2, 10312820497), (7, 2946520142), (14, 1473260071), (127, 162406622), (254, 81203311), (889, 23200946), (1009, 20441666), (1778, 11600473), (2018, 10220833), (7063, 2920238), (11497, 1794002), (14126, 1460119), (22994, 897001), (80479, 256286), (128143, 160958)]