153997168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{740371}}^1$

素因数の和:740392

約数の個数: 20

約数和(自身を含む): 321321448

約数和(自身を除く): 167324280

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 740371, 1480742, 2961484, 5922968, 9624823, 11845936, 19249646, 38499292, 76998584, 153997168]

約数ペア:

[(1, 153997168), (2, 76998584), (4, 38499292), (8, 19249646), (13, 11845936), (16, 9624823), (26, 5922968), (52, 2961484), (104, 1480742), (208, 740371)]