199955848

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{30593}}^1$

素因数の和:30661

約数の個数: 32

約数和(自身を含む): 403840800

約数和(自身を除く): 203884952

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 30593, 61186, 122372, 244744, 581267, 1162534, 1315499, 2325068, 2630998, 4650136, 5261996, 10523992, 24994481, 49988962, 99977924, 199955848]

約数ペア:

[(1, 199955848), (2, 99977924), (4, 49988962), (8, 24994481), (19, 10523992), (38, 5261996), (43, 4650136), (76, 2630998), (86, 2325068), (152, 1315499), (172, 1162534), (344, 581267), (817, 244744), (1634, 122372), (3268, 61186), (6536, 30593)]