18767628

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:675

約数の個数: 72

約数和(自身を含む): 52468416

約数和(自身を除く): 33700788

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 83, 99, 132, 166, 198, 249, 332, 396, 498, 571, 747, 913, 996, 1142, 1494, 1713, 1826, 2284, 2739, 2988, 3426, 3652, 5139, 5478, 6281, 6852, 8217, 10278, 10956, 12562, 16434, 18843, 20556, 25124, 32868, 37686, 47393, 56529, 75372, 94786, 113058, 142179, 189572, 226116, 284358, 426537, 521323, 568716, 853074, 1042646, 1563969, 1706148, 2085292, 3127938, 4691907, 6255876, 9383814, 18767628]

約数ペア:

[(1, 18767628), (2, 9383814), (3, 6255876), (4, 4691907), (6, 3127938), (9, 2085292), (11, 1706148), (12, 1563969), (18, 1042646), (22, 853074), (33, 568716), (36, 521323), (44, 426537), (66, 284358), (83, 226116), (99, 189572), (132, 142179), (166, 113058), (198, 94786), (249, 75372), (332, 56529), (396, 47393), (498, 37686), (571, 32868), (747, 25124), (913, 20556), (996, 18843), (1142, 16434), (1494, 12562), (1713, 10956), (1826, 10278), (2284, 8217), (2739, 6852), (2988, 6281), (3426, 5478), (3652, 5139)]