20288540948

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{5387}}^1$

素因数の和:5541

約数の個数: 96

約数和(自身を含む): 41363288064

約数和(自身を除く): 21074747116

約数列:

[1, 2, 4, 13, 23, 26, 46, 47, 52, 67, 92, 94, 134, 188, 268, 299, 598, 611, 871, 1081, 1196, 1222, 1541, 1742, 2162, 2444, 3082, 3149, 3484, 4324, 5387, 6164, 6298, 10774, 12596, 14053, 20033, 21548, 28106, 40066, 40937, 56212, 70031, 72427, 80132, 81874, 123901, 140062, 144854, 163748, 247802, 253189, 280124, 289708, 360929, 495604, 506378, 721858, 941551, 1012756, 1443716, 1610713, 1883102, 3221426, 3291457, 3766204, 4692077, 5823347, 6442852, 6582914, 8301367, 9384154, 11646694, 13165828, 16602734, 16963663, 18768308, 23293388, 33205468, 33927326, 67854652, 75703511, 107917771, 151407022, 215835542, 220527619, 302814044, 390164249, 431671084, 441055238, 780328498, 882110476, 1560656996, 5072135237, 10144270474, 20288540948]

約数ペア:

[(1, 20288540948), (2, 10144270474), (4, 5072135237), (13, 1560656996), (23, 882110476), (26, 780328498), (46, 441055238), (47, 431671084), (52, 390164249), (67, 302814044), (92, 220527619), (94, 215835542), (134, 151407022), (188, 107917771), (268, 75703511), (299, 67854652), (598, 33927326), (611, 33205468), (871, 23293388), (1081, 18768308), (1196, 16963663), (1222, 16602734), (1541, 13165828), (1742, 11646694), (2162, 9384154), (2444, 8301367), (3082, 6582914), (3149, 6442852), (3484, 5823347), (4324, 4692077), (5387, 3766204), (6164, 3291457), (6298, 3221426), (10774, 1883102), (12596, 1610713), (14053, 1443716), (20033, 1012756), (21548, 941551), (28106, 721858), (40066, 506378), (40937, 495604), (56212, 360929), (70031, 289708), (72427, 280124), (80132, 253189), (81874, 247802), (123901, 163748), (140062, 144854)]