20008527

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2341}}^1$

素因数の和:2399

約数の個数: 32

約数和(自身を含む): 34174464

約数和(自身を除く): 14165937

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 111, 231, 259, 407, 777, 1221, 2341, 2849, 7023, 8547, 16387, 25751, 49161, 77253, 86617, 180257, 259851, 540771, 606319, 952787, 1818957, 2858361, 6669509, 20008527]

約数ペア:

[(1, 20008527), (3, 6669509), (7, 2858361), (11, 1818957), (21, 952787), (33, 606319), (37, 540771), (77, 259851), (111, 180257), (231, 86617), (259, 77253), (407, 49161), (777, 25751), (1221, 16387), (2341, 8547), (2849, 7023)]