28205672

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1627}}^1$

素因数の和:1841

約数の個数: 32

約数和(自身を含む): 58021920

約数和(自身を除く): 29816248

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 197, 394, 788, 1576, 1627, 2167, 3254, 4334, 6508, 8668, 13016, 17336, 17897, 35794, 71588, 143176, 320519, 641038, 1282076, 2564152, 3525709, 7051418, 14102836, 28205672]

約数ペア:

[(1, 28205672), (2, 14102836), (4, 7051418), (8, 3525709), (11, 2564152), (22, 1282076), (44, 641038), (88, 320519), (197, 143176), (394, 71588), (788, 35794), (1576, 17897), (1627, 17336), (2167, 13016), (3254, 8668), (4334, 6508)]