19757454

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2441}}^1$

素因数の和:2536

約数の個数: 32

約数和(自身を含む): 42197760

約数和(自身を除く): 22440306

約数列:

[1, 2, 3, 6, 19, 38, 57, 71, 114, 142, 213, 426, 1349, 2441, 2698, 4047, 4882, 7323, 8094, 14646, 46379, 92758, 139137, 173311, 278274, 346622, 519933, 1039866, 3292909, 6585818, 9878727, 19757454]

約数ペア:

[(1, 19757454), (2, 9878727), (3, 6585818), (6, 3292909), (19, 1039866), (38, 519933), (57, 346622), (71, 278274), (114, 173311), (142, 139137), (213, 92758), (426, 46379), (1349, 14646), (2441, 8094), (2698, 7323), (4047, 4882)]