20968794

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2$

素因数の和:114

約数の個数: 120

約数和(自身を含む): 60043104

約数和(自身を除く): 39074310

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 41, 42, 54, 63, 66, 77, 81, 82, 99, 123, 126, 154, 162, 189, 198, 231, 246, 287, 297, 369, 378, 451, 462, 567, 574, 594, 693, 738, 861, 891, 902, 1107, 1134, 1353, 1386, 1681, 1722, 1782, 2079, 2214, 2583, 2706, 3157, 3321, 3362, 4059, 4158, 5043, 5166, 6237, 6314, 6642, 7749, 8118, 9471, 10086, 11767, 12177, 12474, 15129, 15498, 18491, 18942, 23247, 23534, 24354, 28413, 30258, 35301, 36531, 36982, 45387, 46494, 55473, 56826, 70602, 73062, 85239, 90774, 105903, 110946, 129437, 136161, 166419, 170478, 211806, 255717, 258874, 272322, 317709, 332838, 388311, 499257, 511434, 635418, 776622, 953127, 998514, 1164933, 1497771, 1906254, 2329866, 2995542, 3494799, 6989598, 10484397, 20968794]

約数ペア:

[(1, 20968794), (2, 10484397), (3, 6989598), (6, 3494799), (7, 2995542), (9, 2329866), (11, 1906254), (14, 1497771), (18, 1164933), (21, 998514), (22, 953127), (27, 776622), (33, 635418), (41, 511434), (42, 499257), (54, 388311), (63, 332838), (66, 317709), (77, 272322), (81, 258874), (82, 255717), (99, 211806), (123, 170478), (126, 166419), (154, 136161), (162, 129437), (189, 110946), (198, 105903), (231, 90774), (246, 85239), (287, 73062), (297, 70602), (369, 56826), (378, 55473), (451, 46494), (462, 45387), (567, 36982), (574, 36531), (594, 35301), (693, 30258), (738, 28413), (861, 24354), (891, 23534), (902, 23247), (1107, 18942), (1134, 18491), (1353, 15498), (1386, 15129), (1681, 12474), (1722, 12177), (1782, 11767), (2079, 10086), (2214, 9471), (2583, 8118), (2706, 7749), (3157, 6642), (3321, 6314), (3362, 6237), (4059, 5166), (4158, 5043)]