31288518

素因数分解:

$2^1\times 3^4\times {\mathrm{193139}}^1$

素因数の和:193153

約数の個数: 20

約数和(自身を含む): 70109820

約数和(自身を除く): 38821302

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 193139, 386278, 579417, 1158834, 1738251, 3476502, 5214753, 10429506, 15644259, 31288518]

約数ペア:

[(1, 31288518), (2, 15644259), (3, 10429506), (6, 5214753), (9, 3476502), (18, 1738251), (27, 1158834), (54, 579417), (81, 386278), (162, 193139)]