20168352

素因数分解:

$2^5\times 3^4\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:304

約数の個数: 120

約数和(自身を含む): 61471872

約数和(自身を除く): 41303520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 81, 93, 96, 108, 124, 144, 162, 186, 216, 248, 251, 279, 288, 324, 372, 432, 496, 502, 558, 648, 744, 753, 837, 864, 992, 1004, 1116, 1296, 1488, 1506, 1674, 2008, 2232, 2259, 2511, 2592, 2976, 3012, 3348, 4016, 4464, 4518, 5022, 6024, 6696, 6777, 7781, 8032, 8928, 9036, 10044, 12048, 13392, 13554, 15562, 18072, 20088, 20331, 23343, 24096, 26784, 27108, 31124, 36144, 40176, 40662, 46686, 54216, 62248, 70029, 72288, 80352, 81324, 93372, 108432, 124496, 140058, 162648, 186744, 210087, 216864, 248992, 280116, 325296, 373488, 420174, 560232, 630261, 650592, 746976, 840348, 1120464, 1260522, 1680696, 2240928, 2521044, 3361392, 5042088, 6722784, 10084176, 20168352]

約数ペア:

[(1, 20168352), (2, 10084176), (3, 6722784), (4, 5042088), (6, 3361392), (8, 2521044), (9, 2240928), (12, 1680696), (16, 1260522), (18, 1120464), (24, 840348), (27, 746976), (31, 650592), (32, 630261), (36, 560232), (48, 420174), (54, 373488), (62, 325296), (72, 280116), (81, 248992), (93, 216864), (96, 210087), (108, 186744), (124, 162648), (144, 140058), (162, 124496), (186, 108432), (216, 93372), (248, 81324), (251, 80352), (279, 72288), (288, 70029), (324, 62248), (372, 54216), (432, 46686), (496, 40662), (502, 40176), (558, 36144), (648, 31124), (744, 27108), (753, 26784), (837, 24096), (864, 23343), (992, 20331), (1004, 20088), (1116, 18072), (1296, 15562), (1488, 13554), (1506, 13392), (1674, 12048), (2008, 10044), (2232, 9036), (2259, 8928), (2511, 8032), (2592, 7781), (2976, 6777), (3012, 6696), (3348, 6024), (4016, 5022), (4464, 4518)]