20087515558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1\times {\mathrm{449}}^1$

素因数の和:937

約数の個数: 64

約数和(自身を含む): 33878088000

約数和(自身を除く): 13790572442

約数列:

[1, 2, 11, 22, 73, 89, 146, 178, 313, 449, 626, 803, 898, 979, 1606, 1958, 3443, 4939, 6497, 6886, 9878, 12994, 22849, 27857, 32777, 39961, 45698, 55714, 65554, 71467, 79922, 140537, 142934, 251339, 281074, 306427, 360547, 439571, 502678, 612854, 721094, 879142, 1545907, 2033561, 2917153, 3091814, 4067122, 5834306, 10259201, 12507793, 20518402, 22369171, 25015586, 32088683, 44738342, 64177366, 112851211, 137585723, 225702422, 275171446, 913068889, 1826137778, 10043757779, 20087515558]

約数ペア:

[(1, 20087515558), (2, 10043757779), (11, 1826137778), (22, 913068889), (73, 275171446), (89, 225702422), (146, 137585723), (178, 112851211), (313, 64177366), (449, 44738342), (626, 32088683), (803, 25015586), (898, 22369171), (979, 20518402), (1606, 12507793), (1958, 10259201), (3443, 5834306), (4939, 4067122), (6497, 3091814), (6886, 2917153), (9878, 2033561), (12994, 1545907), (22849, 879142), (27857, 721094), (32777, 612854), (39961, 502678), (45698, 439571), (55714, 360547), (65554, 306427), (71467, 281074), (79922, 251339), (140537, 142934)]