19766656

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1697}}^1$

素因数の和:1731

約数の個数: 64

約数和(自身を含む): 48494880

約数和(自身を除く): 28728224

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 1697, 2912, 3394, 5824, 6788, 11648, 11879, 13576, 22061, 23758, 27152, 44122, 47516, 54304, 88244, 95032, 108608, 154427, 176488, 190064, 217216, 308854, 352976, 380128, 617708, 705952, 760256, 1235416, 1411904, 1520512, 2470832, 2823808, 4941664, 9883328, 19766656]

約数ペア:

[(1, 19766656), (2, 9883328), (4, 4941664), (7, 2823808), (8, 2470832), (13, 1520512), (14, 1411904), (16, 1235416), (26, 760256), (28, 705952), (32, 617708), (52, 380128), (56, 352976), (64, 308854), (91, 217216), (104, 190064), (112, 176488), (128, 154427), (182, 108608), (208, 95032), (224, 88244), (364, 54304), (416, 47516), (448, 44122), (728, 27152), (832, 23758), (896, 22061), (1456, 13576), (1664, 11879), (1697, 11648), (2912, 6788), (3394, 5824)]