19252016

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:226

約数の個数: 80

約数和(自身を含む): 45830400

約数和(自身を除く): 26578384

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 83, 109, 112, 133, 152, 166, 218, 266, 304, 332, 436, 532, 581, 664, 763, 872, 1064, 1162, 1328, 1526, 1577, 1744, 2071, 2128, 2324, 3052, 3154, 4142, 4648, 6104, 6308, 8284, 9047, 9296, 11039, 12208, 12616, 14497, 16568, 18094, 22078, 25232, 28994, 33136, 36188, 44156, 57988, 63329, 72376, 88312, 115976, 126658, 144752, 171893, 176624, 231952, 253316, 343786, 506632, 687572, 1013264, 1203251, 1375144, 2406502, 2750288, 4813004, 9626008, 19252016]

約数ペア:

[(1, 19252016), (2, 9626008), (4, 4813004), (7, 2750288), (8, 2406502), (14, 1375144), (16, 1203251), (19, 1013264), (28, 687572), (38, 506632), (56, 343786), (76, 253316), (83, 231952), (109, 176624), (112, 171893), (133, 144752), (152, 126658), (166, 115976), (218, 88312), (266, 72376), (304, 63329), (332, 57988), (436, 44156), (532, 36188), (581, 33136), (664, 28994), (763, 25232), (872, 22078), (1064, 18094), (1162, 16568), (1328, 14497), (1526, 12616), (1577, 12208), (1744, 11039), (2071, 9296), (2128, 9047), (2324, 8284), (3052, 6308), (3154, 6104), (4142, 4648)]