20596842

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:505

約数の個数: 80

約数和(自身を含む): 54153792

約数和(自身を除く): 33556950

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 63, 81, 82, 123, 126, 162, 189, 246, 287, 369, 378, 443, 567, 574, 738, 861, 886, 1107, 1134, 1329, 1722, 2214, 2583, 2658, 3101, 3321, 3987, 5166, 6202, 6642, 7749, 7974, 9303, 11961, 15498, 18163, 18606, 23247, 23922, 27909, 35883, 36326, 46494, 54489, 55818, 71766, 83727, 108978, 127141, 163467, 167454, 251181, 254282, 326934, 381423, 490401, 502362, 762846, 980802, 1144269, 1471203, 2288538, 2942406, 3432807, 6865614, 10298421, 20596842]

約数ペア:

[(1, 20596842), (2, 10298421), (3, 6865614), (6, 3432807), (7, 2942406), (9, 2288538), (14, 1471203), (18, 1144269), (21, 980802), (27, 762846), (41, 502362), (42, 490401), (54, 381423), (63, 326934), (81, 254282), (82, 251181), (123, 167454), (126, 163467), (162, 127141), (189, 108978), (246, 83727), (287, 71766), (369, 55818), (378, 54489), (443, 46494), (567, 36326), (574, 35883), (738, 27909), (861, 23922), (886, 23247), (1107, 18606), (1134, 18163), (1329, 15498), (1722, 11961), (2214, 9303), (2583, 7974), (2658, 7749), (3101, 6642), (3321, 6202), (3987, 5166)]