20764098

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 46606560

約数和(自身を除く): 25842462

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 139, 193, 258, 278, 386, 387, 417, 579, 774, 834, 1158, 1251, 1737, 2502, 3474, 5977, 8299, 11954, 16598, 17931, 24897, 26827, 35862, 49794, 53654, 53793, 74691, 80481, 107586, 149382, 160962, 241443, 482886, 1153561, 2307122, 3460683, 6921366, 10382049, 20764098]

約数ペア:

[(1, 20764098), (2, 10382049), (3, 6921366), (6, 3460683), (9, 2307122), (18, 1153561), (43, 482886), (86, 241443), (129, 160962), (139, 149382), (193, 107586), (258, 80481), (278, 74691), (386, 53793), (387, 53654), (417, 49794), (579, 35862), (774, 26827), (834, 24897), (1158, 17931), (1251, 16598), (1737, 11954), (2502, 8299), (3474, 5977)]