20780086

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{26573}}^1$

素因数の和:26615

約数の個数: 16

約数和(自身を含む): 34439904

約数和(自身を除く): 13659818

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 26573, 53146, 451741, 611179, 903482, 1222358, 10390043, 20780086]

約数ペア:

[(1, 20780086), (2, 10390043), (17, 1222358), (23, 903482), (34, 611179), (46, 451741), (391, 53146), (782, 26573)]