20966487648

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{19763}}^1$

素因数の和:20076

約数の個数: 96

約数和(自身を含む): 56538953856

約数和(自身を除く): 35572466208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 86, 96, 129, 172, 257, 258, 344, 514, 516, 688, 771, 1028, 1032, 1376, 1542, 2056, 2064, 3084, 4112, 4128, 6168, 8224, 11051, 12336, 19763, 22102, 24672, 33153, 39526, 44204, 59289, 66306, 79052, 88408, 118578, 132612, 158104, 176816, 237156, 265224, 316208, 353632, 474312, 530448, 632416, 849809, 948624, 1060896, 1699618, 1897248, 2549427, 3399236, 5079091, 5098854, 6798472, 10158182, 10197708, 13596944, 15237273, 20316364, 20395416, 27193888, 30474546, 40632728, 40790832, 60949092, 81265456, 81581664, 121898184, 162530912, 218400913, 243796368, 436801826, 487592736, 655202739, 873603652, 1310405478, 1747207304, 2620810956, 3494414608, 5241621912, 6988829216, 10483243824, 20966487648]

約数ペア:

[(1, 20966487648), (2, 10483243824), (3, 6988829216), (4, 5241621912), (6, 3494414608), (8, 2620810956), (12, 1747207304), (16, 1310405478), (24, 873603652), (32, 655202739), (43, 487592736), (48, 436801826), (86, 243796368), (96, 218400913), (129, 162530912), (172, 121898184), (257, 81581664), (258, 81265456), (344, 60949092), (514, 40790832), (516, 40632728), (688, 30474546), (771, 27193888), (1028, 20395416), (1032, 20316364), (1376, 15237273), (1542, 13596944), (2056, 10197708), (2064, 10158182), (3084, 6798472), (4112, 5098854), (4128, 5079091), (6168, 3399236), (8224, 2549427), (11051, 1897248), (12336, 1699618), (19763, 1060896), (22102, 948624), (24672, 849809), (33153, 632416), (39526, 530448), (44204, 474312), (59289, 353632), (66306, 316208), (79052, 265224), (88408, 237156), (118578, 176816), (132612, 158104)]