20678544

素因数分解:

$2^4\times 3^3\times {\mathrm{151}}^1\times {\mathrm{317}}^1$

素因数の和:485

約数の個数: 80

約数和(自身を含む): 59936640

約数和(自身を除く): 39258096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 151, 216, 302, 317, 432, 453, 604, 634, 906, 951, 1208, 1268, 1359, 1812, 1902, 2416, 2536, 2718, 2853, 3624, 3804, 4077, 5072, 5436, 5706, 7248, 7608, 8154, 8559, 10872, 11412, 15216, 16308, 17118, 21744, 22824, 32616, 34236, 45648, 47867, 65232, 68472, 95734, 136944, 143601, 191468, 287202, 382936, 430803, 574404, 765872, 861606, 1148808, 1292409, 1723212, 2297616, 2584818, 3446424, 5169636, 6892848, 10339272, 20678544]

約数ペア:

[(1, 20678544), (2, 10339272), (3, 6892848), (4, 5169636), (6, 3446424), (8, 2584818), (9, 2297616), (12, 1723212), (16, 1292409), (18, 1148808), (24, 861606), (27, 765872), (36, 574404), (48, 430803), (54, 382936), (72, 287202), (108, 191468), (144, 143601), (151, 136944), (216, 95734), (302, 68472), (317, 65232), (432, 47867), (453, 45648), (604, 34236), (634, 32616), (906, 22824), (951, 21744), (1208, 17118), (1268, 16308), (1359, 15216), (1812, 11412), (1902, 10872), (2416, 8559), (2536, 8154), (2718, 7608), (2853, 7248), (3624, 5706), (3804, 5436), (4077, 5072)]