20205400318

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41957}}^1$

素因数の和:42049

約数の個数: 48

約数和(自身を含む): 34529755680

約数和(自身を除く): 14324355362

約数列:

[1, 2, 19, 23, 29, 38, 46, 58, 361, 437, 551, 667, 722, 874, 1102, 1334, 8303, 10469, 12673, 16606, 20938, 25346, 41957, 83914, 240787, 481574, 797183, 965011, 1216753, 1594366, 1930022, 2433506, 15146477, 18335209, 23118307, 27985319, 30292954, 36670418, 46236614, 55970638, 348368971, 439247833, 531721061, 696737942, 878495666, 1063442122, 10102700159, 20205400318]

約数ペア:

[(1, 20205400318), (2, 10102700159), (19, 1063442122), (23, 878495666), (29, 696737942), (38, 531721061), (46, 439247833), (58, 348368971), (361, 55970638), (437, 46236614), (551, 36670418), (667, 30292954), (722, 27985319), (874, 23118307), (1102, 18335209), (1334, 15146477), (8303, 2433506), (10469, 1930022), (12673, 1594366), (16606, 1216753), (20938, 965011), (25346, 797183), (41957, 481574), (83914, 240787)]