20122838

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1\times {\mathrm{709}}^1$

素因数の和:1351

約数の個数: 16

約数和(自身を含む): 31592160

約数和(自身を除く): 11469322

約数列:

[1, 2, 23, 46, 617, 709, 1234, 1418, 14191, 16307, 28382, 32614, 437453, 874906, 10061419, 20122838]

約数ペア:

[(1, 20122838), (2, 10061419), (23, 874906), (46, 437453), (617, 32614), (709, 28382), (1234, 16307), (1418, 14191)]