20161963281

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{653951}}^1$

素因数の和:654236

約数の個数: 16

約数和(自身を含む): 27622932480

約数和(自身を除く): 7460969199

約数列:

[1, 3, 43, 129, 239, 717, 10277, 30831, 653951, 1961853, 28119893, 84359679, 156294289, 468882867, 6720654427, 20161963281]

約数ペア:

[(1, 20161963281), (3, 6720654427), (43, 468882867), (129, 156294289), (239, 84359679), (717, 28119893), (10277, 1961853), (30831, 653951)]