28104464

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{21163}}^1$

素因数の和:21254

約数の個数: 20

約数和(自身を含む): 55111056

約数和(自身を除く): 27006592

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 21163, 42326, 84652, 169304, 338608, 1756529, 3513058, 7026116, 14052232, 28104464]

約数ペア:

[(1, 28104464), (2, 14052232), (4, 7026116), (8, 3513058), (16, 1756529), (83, 338608), (166, 169304), (332, 84652), (664, 42326), (1328, 21163)]