18473144

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{647}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 17451976

約数列:

[1, 2, 4, 8, 43, 83, 86, 166, 172, 332, 344, 647, 664, 1294, 2588, 3569, 5176, 7138, 14276, 27821, 28552, 53701, 55642, 107402, 111284, 214804, 222568, 429608, 2309143, 4618286, 9236572, 18473144]

約数ペア:

[(1, 18473144), (2, 9236572), (4, 4618286), (8, 2309143), (43, 429608), (83, 222568), (86, 214804), (166, 111284), (172, 107402), (332, 55642), (344, 53701), (647, 28552), (664, 27821), (1294, 14276), (2588, 7138), (3569, 5176)]