18481463

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 25536000

約数和(自身を除く): 7054537

約数列:

[1, 7, 11, 13, 37, 77, 91, 143, 259, 407, 481, 499, 1001, 2849, 3367, 3493, 5291, 5489, 6487, 18463, 37037, 38423, 45409, 71357, 129241, 203093, 240019, 499499, 1421651, 1680133, 2640209, 18481463]

約数ペア:

[(1, 18481463), (7, 2640209), (11, 1680133), (13, 1421651), (37, 499499), (77, 240019), (91, 203093), (143, 129241), (259, 71357), (407, 45409), (481, 38423), (499, 37037), (1001, 18463), (2849, 6487), (3367, 5489), (3493, 5291)]