20732517

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{6563}}^1$

素因数の和:6591

約数の個数: 24

約数和(自身を含む): 33450144

約数和(自身を除く): 12717627

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 6563, 19689, 59067, 85319, 177201, 255957, 531603, 767871, 1594809, 2303613, 6910839, 20732517]

約数ペア:

[(1, 20732517), (3, 6910839), (9, 2303613), (13, 1594809), (27, 767871), (39, 531603), (81, 255957), (117, 177201), (243, 85319), (351, 59067), (1053, 19689), (3159, 6563)]