20178288

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{3593}}^1$

素因数の和:3623

約数の個数: 80

約数和(自身を含む): 62391840

約数和(自身を除く): 42213552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 3593, 5616, 7186, 10779, 14372, 21558, 28744, 32337, 43116, 46709, 57488, 64674, 86232, 93418, 97011, 129348, 140127, 172464, 186836, 194022, 258696, 280254, 373672, 388044, 420381, 517392, 560508, 747344, 776088, 840762, 1121016, 1261143, 1552176, 1681524, 2242032, 2522286, 3363048, 5044572, 6726096, 10089144, 20178288]

約数ペア:

[(1, 20178288), (2, 10089144), (3, 6726096), (4, 5044572), (6, 3363048), (8, 2522286), (9, 2242032), (12, 1681524), (13, 1552176), (16, 1261143), (18, 1121016), (24, 840762), (26, 776088), (27, 747344), (36, 560508), (39, 517392), (48, 420381), (52, 388044), (54, 373672), (72, 280254), (78, 258696), (104, 194022), (108, 186836), (117, 172464), (144, 140127), (156, 129348), (208, 97011), (216, 93418), (234, 86232), (312, 64674), (351, 57488), (432, 46709), (468, 43116), (624, 32337), (702, 28744), (936, 21558), (1404, 14372), (1872, 10779), (2808, 7186), (3593, 5616)]