4045438

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{919}}^1$

素因数の和:1023

約数の個数: 16

約数和(自身を含む): 6359040

約数和(自身を除く): 2313602

約数列:

[1, 2, 31, 62, 71, 142, 919, 1838, 2201, 4402, 28489, 56978, 65249, 130498, 2022719, 4045438]

約数ペア:

[(1, 4045438), (2, 2022719), (31, 130498), (62, 65249), (71, 56978), (142, 28489), (919, 4402), (1838, 2201)]