20349963

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2657}}^1$

素因数の和:2723

約数の個数: 24

約数和(自身を含む): 31513248

約数和(自身を除く): 11163285

約数列:

[1, 3, 9, 23, 37, 69, 111, 207, 333, 851, 2553, 2657, 7659, 7971, 23913, 61111, 98309, 183333, 294927, 549999, 884781, 2261107, 6783321, 20349963]

約数ペア:

[(1, 20349963), (3, 6783321), (9, 2261107), (23, 884781), (37, 549999), (69, 294927), (111, 183333), (207, 98309), (333, 61111), (851, 23913), (2553, 7971), (2657, 7659)]