20394206496

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1646819}}^1$

素因数の和:1646878

約数の個数: 72

約数和(自身を含む): 59344805520

約数和(自身を除く): 38950599024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1548, 2064, 3096, 4128, 6192, 12384, 1646819, 3293638, 4940457, 6587276, 9880914, 13174552, 14821371, 19761828, 26349104, 29642742, 39523656, 52698208, 59285484, 70813217, 79047312, 118570968, 141626434, 158094624, 212439651, 237141936, 283252868, 424879302, 474283872, 566505736, 637318953, 849758604, 1133011472, 1274637906, 1699517208, 2266022944, 2549275812, 3399034416, 5098551624, 6798068832, 10197103248, 20394206496]

約数ペア:

[(1, 20394206496), (2, 10197103248), (3, 6798068832), (4, 5098551624), (6, 3399034416), (8, 2549275812), (9, 2266022944), (12, 1699517208), (16, 1274637906), (18, 1133011472), (24, 849758604), (32, 637318953), (36, 566505736), (43, 474283872), (48, 424879302), (72, 283252868), (86, 237141936), (96, 212439651), (129, 158094624), (144, 141626434), (172, 118570968), (258, 79047312), (288, 70813217), (344, 59285484), (387, 52698208), (516, 39523656), (688, 29642742), (774, 26349104), (1032, 19761828), (1376, 14821371), (1548, 13174552), (2064, 9880914), (3096, 6587276), (4128, 4940457), (6192, 3293638), (12384, 1646819)]