20793747

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{3271}}^1$

素因数の和:3450

約数の個数: 16

約数和(自身を含む): 30050048

約数和(自身を除く): 9256301

約数列:

[1, 3, 13, 39, 163, 489, 2119, 3271, 6357, 9813, 42523, 127569, 533173, 1599519, 6931249, 20793747]

約数ペア:

[(1, 20793747), (3, 6931249), (13, 1599519), (39, 533173), (163, 127569), (489, 42523), (2119, 9813), (3271, 6357)]