20163972

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1019}}^1$

素因数の和:1140

約数の個数: 48

約数和(自身を含む): 50379840

約数和(自身を除く): 30215868

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 97, 102, 194, 204, 291, 388, 582, 1019, 1164, 1649, 2038, 3057, 3298, 4076, 4947, 6114, 6596, 9894, 12228, 17323, 19788, 34646, 51969, 69292, 98843, 103938, 197686, 207876, 296529, 395372, 593058, 1186116, 1680331, 3360662, 5040993, 6721324, 10081986, 20163972]

約数ペア:

[(1, 20163972), (2, 10081986), (3, 6721324), (4, 5040993), (6, 3360662), (12, 1680331), (17, 1186116), (34, 593058), (51, 395372), (68, 296529), (97, 207876), (102, 197686), (194, 103938), (204, 98843), (291, 69292), (388, 51969), (582, 34646), (1019, 19788), (1164, 17323), (1649, 12228), (2038, 9894), (3057, 6596), (3298, 6114), (4076, 4947)]