20155084

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 39223296

約数和(自身を除く): 19068212

約数列:

[1, 2, 4, 23, 31, 37, 46, 62, 74, 92, 124, 148, 191, 382, 713, 764, 851, 1147, 1426, 1702, 2294, 2852, 3404, 4393, 4588, 5921, 7067, 8786, 11842, 14134, 17572, 23684, 26381, 28268, 52762, 105524, 136183, 162541, 219077, 272366, 325082, 438154, 544732, 650164, 876308, 5038771, 10077542, 20155084]

約数ペア:

[(1, 20155084), (2, 10077542), (4, 5038771), (23, 876308), (31, 650164), (37, 544732), (46, 438154), (62, 325082), (74, 272366), (92, 219077), (124, 162541), (148, 136183), (191, 105524), (382, 52762), (713, 28268), (764, 26381), (851, 23684), (1147, 17572), (1426, 14134), (1702, 11842), (2294, 8786), (2852, 7067), (3404, 5921), (4393, 4588)]