20974298

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1\times {\mathrm{739}}^1$

素因数の和:1381

約数の個数: 16

約数和(自身を含む): 32927040

約数和(自身を除く): 11952742

約数列:

[1, 2, 23, 46, 617, 739, 1234, 1478, 14191, 16997, 28382, 33994, 455963, 911926, 10487149, 20974298]

約数ペア:

[(1, 20974298), (2, 10487149), (23, 911926), (46, 455963), (617, 33994), (739, 28382), (1234, 16997), (1478, 14191)]