81594392

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21563}}^1$

素因数の和:21623

約数の個数: 32

約数和(自身を含む): 170786880

約数和(自身を除く): 89192488

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 21563, 43126, 86252, 172504, 237193, 474386, 927209, 948772, 1854418, 1897544, 3708836, 7417672, 10199299, 20398598, 40797196, 81594392]

約数ペア:

[(1, 81594392), (2, 40797196), (4, 20398598), (8, 10199299), (11, 7417672), (22, 3708836), (43, 1897544), (44, 1854418), (86, 948772), (88, 927209), (172, 474386), (344, 237193), (473, 172504), (946, 86252), (1892, 43126), (3784, 21563)]