39546928

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1223}}^1$

素因数の和:1321

約数の個数: 40

約数和(自身を含む): 80137728

約数和(自身を除く): 40590800

約数列:

[1, 2, 4, 8, 16, 43, 47, 86, 94, 172, 188, 344, 376, 688, 752, 1223, 2021, 2446, 4042, 4892, 8084, 9784, 16168, 19568, 32336, 52589, 57481, 105178, 114962, 210356, 229924, 420712, 459848, 841424, 919696, 2471683, 4943366, 9886732, 19773464, 39546928]

約数ペア:

[(1, 39546928), (2, 19773464), (4, 9886732), (8, 4943366), (16, 2471683), (43, 919696), (47, 841424), (86, 459848), (94, 420712), (172, 229924), (188, 210356), (344, 114962), (376, 105178), (688, 57481), (752, 52589), (1223, 32336), (2021, 19568), (2446, 16168), (4042, 9784), (4892, 8084)]