205422008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{54287}}^1$

素因数の和:54347

約数の個数: 32

約数和(自身を含む): 429960960

約数和(自身を除く): 224538952

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 54287, 108574, 217148, 434296, 597157, 1194314, 2334341, 2388628, 4668682, 4777256, 9337364, 18674728, 25677751, 51355502, 102711004, 205422008]

約数ペア:

[(1, 205422008), (2, 102711004), (4, 51355502), (8, 25677751), (11, 18674728), (22, 9337364), (43, 4777256), (44, 4668682), (86, 2388628), (88, 2334341), (172, 1194314), (344, 597157), (473, 434296), (946, 217148), (1892, 108574), (3784, 54287)]