20563742

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1\times {\mathrm{761}}^1$

素因数の和:1051

約数の個数: 16

約数和(自身を含む): 31546800

約数和(自身を除く): 10983058

約数列:

[1, 2, 59, 118, 229, 458, 761, 1522, 13511, 27022, 44899, 89798, 174269, 348538, 10281871, 20563742]

約数ペア:

[(1, 20563742), (2, 10281871), (59, 348538), (118, 174269), (229, 89798), (458, 44899), (761, 27022), (1522, 13511)]