20269144

素因数分解:

$2^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1783}}^1$

素因数の和:1832

約数の個数: 48

約数和(自身を含む): 45759600

約数和(自身を除く): 25490456

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 98, 116, 196, 203, 232, 392, 406, 812, 1421, 1624, 1783, 2842, 3566, 5684, 7132, 11368, 12481, 14264, 24962, 49924, 51707, 87367, 99848, 103414, 174734, 206828, 349468, 361949, 413656, 698936, 723898, 1447796, 2533643, 2895592, 5067286, 10134572, 20269144]

約数ペア:

[(1, 20269144), (2, 10134572), (4, 5067286), (7, 2895592), (8, 2533643), (14, 1447796), (28, 723898), (29, 698936), (49, 413656), (56, 361949), (58, 349468), (98, 206828), (116, 174734), (196, 103414), (203, 99848), (232, 87367), (392, 51707), (406, 49924), (812, 24962), (1421, 14264), (1624, 12481), (1783, 11368), (2842, 7132), (3566, 5684)]