12978656

素因数分解:

$2^5\times {\mathrm{239}}^1\times {\mathrm{1697}}^1$

素因数の和:1946

約数の個数: 24

約数和(自身を含む): 25673760

約数和(自身を除く): 12695104

約数列:

[1, 2, 4, 8, 16, 32, 239, 478, 956, 1697, 1912, 3394, 3824, 6788, 7648, 13576, 27152, 54304, 405583, 811166, 1622332, 3244664, 6489328, 12978656]

約数ペア:

[(1, 12978656), (2, 6489328), (4, 3244664), (8, 1622332), (16, 811166), (32, 405583), (239, 54304), (478, 27152), (956, 13576), (1697, 7648), (1912, 6788), (3394, 3824)]