20139840008

素因数分解:

$2^3\times {\mathrm{311}}^1\times {\mathrm{1279}}^1\times {\mathrm{6329}}^1$

素因数の和:7925

約数の個数: 32

約数和(自身を含む): 37919232000

約数和(自身を除く): 17779391992

約数列:

[1, 2, 4, 8, 311, 622, 1244, 1279, 2488, 2558, 5116, 6329, 10232, 12658, 25316, 50632, 397769, 795538, 1591076, 1968319, 3182152, 3936638, 7873276, 8094791, 15746552, 16189582, 32379164, 64758328, 2517480001, 5034960002, 10069920004, 20139840008]

約数ペア:

[(1, 20139840008), (2, 10069920004), (4, 5034960002), (8, 2517480001), (311, 64758328), (622, 32379164), (1244, 16189582), (1279, 15746552), (2488, 8094791), (2558, 7873276), (5116, 3936638), (6329, 3182152), (10232, 1968319), (12658, 1591076), (25316, 795538), (50632, 397769)]