86904376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{19433}}^1$

素因数の和:19495

約数の個数: 32

約数和(自身を含む): 179570160

約数和(自身を除く): 92665784

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 19433, 38866, 77732, 155464, 252629, 505258, 835619, 1010516, 1671238, 2021032, 3342476, 6684952, 10863047, 21726094, 43452188, 86904376]

約数ペア:

[(1, 86904376), (2, 43452188), (4, 21726094), (8, 10863047), (13, 6684952), (26, 3342476), (43, 2021032), (52, 1671238), (86, 1010516), (104, 835619), (172, 505258), (344, 252629), (559, 155464), (1118, 77732), (2236, 38866), (4472, 19433)]