18339016

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 35380800

約数和(自身を除く): 17041784

約数列:

[1, 2, 4, 8, 71, 83, 142, 166, 284, 332, 389, 568, 664, 778, 1556, 3112, 5893, 11786, 23572, 27619, 32287, 47144, 55238, 64574, 110476, 129148, 220952, 258296, 2292377, 4584754, 9169508, 18339016]

約数ペア:

[(1, 18339016), (2, 9169508), (4, 4584754), (8, 2292377), (71, 258296), (83, 220952), (142, 129148), (166, 110476), (284, 64574), (332, 55238), (389, 47144), (568, 32287), (664, 27619), (778, 23572), (1556, 11786), (3112, 5893)]