20068909854

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{442027}}^1$

素因数の和:442109

約数の個数: 64

約数和(自身を含む): 48884760576

約数和(自身を除く): 28815850722

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 47, 69, 94, 138, 141, 161, 282, 322, 329, 483, 658, 966, 987, 1081, 1974, 2162, 3243, 6486, 7567, 15134, 22701, 45402, 442027, 884054, 1326081, 2652162, 3094189, 6188378, 9282567, 10166621, 18565134, 20333242, 20775269, 30499863, 41550538, 60999726, 62325807, 71166347, 124651614, 142332694, 145426883, 213499041, 290853766, 426998082, 436280649, 477831187, 872561298, 955662374, 1433493561, 2866987122, 3344818309, 6689636618, 10034454927, 20068909854]

約数ペア:

[(1, 20068909854), (2, 10034454927), (3, 6689636618), (6, 3344818309), (7, 2866987122), (14, 1433493561), (21, 955662374), (23, 872561298), (42, 477831187), (46, 436280649), (47, 426998082), (69, 290853766), (94, 213499041), (138, 145426883), (141, 142332694), (161, 124651614), (282, 71166347), (322, 62325807), (329, 60999726), (483, 41550538), (658, 30499863), (966, 20775269), (987, 20333242), (1081, 18565134), (1974, 10166621), (2162, 9282567), (3243, 6188378), (6486, 3094189), (7567, 2652162), (15134, 1326081), (22701, 884054), (45402, 442027)]