140893168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{677371}}^1$

素因数の和:677392

約数の個数: 20

約数和(自身を含む): 293979448

約数和(自身を除く): 153086280

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 677371, 1354742, 2709484, 5418968, 8805823, 10837936, 17611646, 35223292, 70446584, 140893168]

約数ペア:

[(1, 140893168), (2, 70446584), (4, 35223292), (8, 17611646), (13, 10837936), (16, 8805823), (26, 5418968), (52, 2709484), (104, 1354742), (208, 677371)]