17981054

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3187}}^1$

素因数の和:3240

約数の個数: 32

約数和(自身を含む): 34277376

約数和(自身を除く): 16296322

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 3187, 5642, 6374, 22309, 41431, 44618, 82862, 98797, 197594, 290017, 580034, 691579, 1284361, 1383158, 2568722, 8990527, 17981054]

約数ペア:

[(1, 17981054), (2, 8990527), (7, 2568722), (13, 1383158), (14, 1284361), (26, 691579), (31, 580034), (62, 290017), (91, 197594), (182, 98797), (217, 82862), (403, 44618), (434, 41431), (806, 22309), (2821, 6374), (3187, 5642)]