40654384

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{23311}}^1$

素因数の和:23428

約数の個数: 20

約数和(自身を含む): 79493920

約数和(自身を除く): 38839536

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 23311, 46622, 93244, 186488, 372976, 2540899, 5081798, 10163596, 20327192, 40654384]

約数ペア:

[(1, 40654384), (2, 20327192), (4, 10163596), (8, 5081798), (16, 2540899), (109, 372976), (218, 186488), (436, 93244), (872, 46622), (1744, 23311)]