20173089937

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{8543}}^1$

素因数の和:8918

約数の個数: 48

約数和(自身を含む): 27654262272

約数和(自身を除く): 7481172335

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 337, 539, 637, 1001, 2359, 3707, 4381, 7007, 8543, 16513, 25949, 30667, 48191, 59801, 93973, 111059, 181643, 214669, 337337, 418607, 657811, 777413, 1221649, 2361359, 2878991, 4604677, 5441891, 8551543, 20152937, 31668901, 37426883, 59860801, 141070559, 221682307, 261988181, 411695713, 1551776149, 1833917267, 2881869991, 20173089937]

約数ペア:

[(1, 20173089937), (7, 2881869991), (11, 1833917267), (13, 1551776149), (49, 411695713), (77, 261988181), (91, 221682307), (143, 141070559), (337, 59860801), (539, 37426883), (637, 31668901), (1001, 20152937), (2359, 8551543), (3707, 5441891), (4381, 4604677), (7007, 2878991), (8543, 2361359), (16513, 1221649), (25949, 777413), (30667, 657811), (48191, 418607), (59801, 337337), (93973, 214669), (111059, 181643)]