42218488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{405947}}^1$

素因数の和:405966

約数の個数: 16

約数和(自身を含む): 85249080

約数和(自身を除く): 43030592

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 405947, 811894, 1623788, 3247576, 5277311, 10554622, 21109244, 42218488]

約数ペア:

[(1, 42218488), (2, 21109244), (4, 10554622), (8, 5277311), (13, 3247576), (26, 1623788), (52, 811894), (104, 405947)]