20729982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37967}}^1$

素因数の和:37992

約数の個数: 32

約数和(自身を含む): 51028992

約数和(自身を除く): 30299010

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 37967, 75934, 113901, 227802, 265769, 493571, 531538, 797307, 987142, 1480713, 1594614, 2961426, 3454997, 6909994, 10364991, 20729982]

約数ペア:

[(1, 20729982), (2, 10364991), (3, 6909994), (6, 3454997), (7, 2961426), (13, 1594614), (14, 1480713), (21, 987142), (26, 797307), (39, 531538), (42, 493571), (78, 265769), (91, 227802), (182, 113901), (273, 75934), (546, 37967)]