1780866

素因数分解:

$2^1\times 3^4\times {\mathrm{10993}}^1$

素因数の和:11007

約数の個数: 20

約数和(自身を含む): 3990822

約数和(自身を除く): 2209956

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 10993, 21986, 32979, 65958, 98937, 197874, 296811, 593622, 890433, 1780866]

約数ペア:

[(1, 1780866), (2, 890433), (3, 593622), (6, 296811), (9, 197874), (18, 98937), (27, 65958), (54, 32979), (81, 21986), (162, 10993)]