18516877918

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{11083}}^1$

素因数の和:11693

約数の個数: 64

約数和(自身を含む): 36518676480

約数和(自身を除く): 18001798562

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 571, 1142, 1463, 2926, 3997, 6281, 7994, 10849, 11083, 12562, 21698, 22166, 43967, 75943, 77581, 87934, 119339, 121913, 151886, 155162, 210577, 238678, 243826, 421154, 835373, 853391, 1474039, 1670746, 1706782, 2316347, 2948078, 4632694, 6328393, 12656786, 16214429, 32428858, 44298751, 69612323, 88597502, 120239467, 139224646, 240478934, 487286261, 841676269, 974572522, 1322634137, 1683352538, 2645268274, 9258438959, 18516877918]

約数ペア:

[(1, 18516877918), (2, 9258438959), (7, 2645268274), (11, 1683352538), (14, 1322634137), (19, 974572522), (22, 841676269), (38, 487286261), (77, 240478934), (133, 139224646), (154, 120239467), (209, 88597502), (266, 69612323), (418, 44298751), (571, 32428858), (1142, 16214429), (1463, 12656786), (2926, 6328393), (3997, 4632694), (6281, 2948078), (7994, 2316347), (10849, 1706782), (11083, 1670746), (12562, 1474039), (21698, 853391), (22166, 835373), (43967, 421154), (75943, 243826), (77581, 238678), (87934, 210577), (119339, 155162), (121913, 151886)]