40839248

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{23417}}^1$

素因数の和:23534

約数の個数: 20

約数和(自身を含む): 79855380

約数和(自身を除く): 39016132

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 23417, 46834, 93668, 187336, 374672, 2552453, 5104906, 10209812, 20419624, 40839248]

約数ペア:

[(1, 40839248), (2, 20419624), (4, 10209812), (8, 5104906), (16, 2552453), (109, 374672), (218, 187336), (436, 93668), (872, 46834), (1744, 23417)]