20098596

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 57028608

約数和(自身を除く): 36930012

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 101, 103, 138, 161, 202, 206, 276, 303, 309, 322, 404, 412, 483, 606, 618, 644, 707, 721, 966, 1212, 1236, 1414, 1442, 1932, 2121, 2163, 2323, 2369, 2828, 2884, 4242, 4326, 4646, 4738, 6969, 7107, 8484, 8652, 9292, 9476, 10403, 13938, 14214, 16261, 16583, 20806, 27876, 28428, 31209, 32522, 33166, 41612, 48783, 49749, 62418, 65044, 66332, 72821, 97566, 99498, 124836, 145642, 195132, 198996, 218463, 239269, 291284, 436926, 478538, 717807, 873852, 957076, 1435614, 1674883, 2871228, 3349766, 5024649, 6699532, 10049298, 20098596]

約数ペア:

[(1, 20098596), (2, 10049298), (3, 6699532), (4, 5024649), (6, 3349766), (7, 2871228), (12, 1674883), (14, 1435614), (21, 957076), (23, 873852), (28, 717807), (42, 478538), (46, 436926), (69, 291284), (84, 239269), (92, 218463), (101, 198996), (103, 195132), (138, 145642), (161, 124836), (202, 99498), (206, 97566), (276, 72821), (303, 66332), (309, 65044), (322, 62418), (404, 49749), (412, 48783), (483, 41612), (606, 33166), (618, 32522), (644, 31209), (707, 28428), (721, 27876), (966, 20806), (1212, 16583), (1236, 16261), (1414, 14214), (1442, 13938), (1932, 10403), (2121, 9476), (2163, 9292), (2323, 8652), (2369, 8484), (2828, 7107), (2884, 6969), (4242, 4738), (4326, 4646)]