18825884

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3217}}^1$

素因数の和:3258

約数の個数: 48

約数和(自身を含む): 43249920

約数和(自身を除く): 24424036

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 3217, 5852, 6434, 12868, 22519, 35387, 45038, 61123, 70774, 90076, 122246, 141548, 244492, 247709, 427861, 495418, 672353, 855722, 990836, 1344706, 1711444, 2689412, 4706471, 9412942, 18825884]

約数ペア:

[(1, 18825884), (2, 9412942), (4, 4706471), (7, 2689412), (11, 1711444), (14, 1344706), (19, 990836), (22, 855722), (28, 672353), (38, 495418), (44, 427861), (76, 247709), (77, 244492), (133, 141548), (154, 122246), (209, 90076), (266, 70774), (308, 61123), (418, 45038), (532, 35387), (836, 22519), (1463, 12868), (2926, 6434), (3217, 5852)]