20468422

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{4079}}^1$

素因数の和:4287

約数の個数: 16

約数和(自身を含む): 33243840

約数和(自身を除く): 12775418

約数列:

[1, 2, 13, 26, 193, 386, 2509, 4079, 5018, 8158, 53027, 106054, 787247, 1574494, 10234211, 20468422]

約数ペア:

[(1, 20468422), (2, 10234211), (13, 1574494), (26, 787247), (193, 106054), (386, 53027), (2509, 8158), (4079, 5018)]