18421728

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{509}}^1$

素因数の和:564

約数の個数: 96

約数和(自身を含む): 53978400

約数和(自身を除く): 35556672

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 32, 39, 48, 52, 58, 78, 87, 96, 104, 116, 156, 174, 208, 232, 312, 348, 377, 416, 464, 509, 624, 696, 754, 928, 1018, 1131, 1248, 1392, 1508, 1527, 2036, 2262, 2784, 3016, 3054, 4072, 4524, 6032, 6108, 6617, 8144, 9048, 12064, 12216, 13234, 14761, 16288, 18096, 19851, 24432, 26468, 29522, 36192, 39702, 44283, 48864, 52936, 59044, 79404, 88566, 105872, 118088, 158808, 177132, 191893, 211744, 236176, 317616, 354264, 383786, 472352, 575679, 635232, 708528, 767572, 1151358, 1417056, 1535144, 2302716, 3070288, 4605432, 6140576, 9210864, 18421728]

約数ペア:

[(1, 18421728), (2, 9210864), (3, 6140576), (4, 4605432), (6, 3070288), (8, 2302716), (12, 1535144), (13, 1417056), (16, 1151358), (24, 767572), (26, 708528), (29, 635232), (32, 575679), (39, 472352), (48, 383786), (52, 354264), (58, 317616), (78, 236176), (87, 211744), (96, 191893), (104, 177132), (116, 158808), (156, 118088), (174, 105872), (208, 88566), (232, 79404), (312, 59044), (348, 52936), (377, 48864), (416, 44283), (464, 39702), (509, 36192), (624, 29522), (696, 26468), (754, 24432), (928, 19851), (1018, 18096), (1131, 16288), (1248, 14761), (1392, 13234), (1508, 12216), (1527, 12064), (2036, 9048), (2262, 8144), (2784, 6617), (3016, 6108), (3054, 6032), (4072, 4524)]