20460741

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1549}}^1$

素因数の和:1613

約数の個数: 32

約数和(自身を含む): 33926400

約数和(自身を除く): 13465659

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 629, 777, 1549, 1887, 4403, 4647, 10843, 13209, 26333, 32529, 57313, 78999, 171939, 184331, 401191, 552993, 974321, 1203573, 2922963, 6820247, 20460741]

約数ペア:

[(1, 20460741), (3, 6820247), (7, 2922963), (17, 1203573), (21, 974321), (37, 552993), (51, 401191), (111, 184331), (119, 171939), (259, 78999), (357, 57313), (629, 32529), (777, 26333), (1549, 13209), (1887, 10843), (4403, 4647)]