20648778

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{2087}}^1$

素因数の和:2206

約数の個数: 32

約数和(自身を含む): 44198784

約数和(自身を除く): 23550006

約数列:

[1, 2, 3, 6, 17, 34, 51, 97, 102, 194, 291, 582, 1649, 2087, 3298, 4174, 4947, 6261, 9894, 12522, 35479, 70958, 106437, 202439, 212874, 404878, 607317, 1214634, 3441463, 6882926, 10324389, 20648778]

約数ペア:

[(1, 20648778), (2, 10324389), (3, 6882926), (6, 3441463), (17, 1214634), (34, 607317), (51, 404878), (97, 212874), (102, 202439), (194, 106437), (291, 70958), (582, 35479), (1649, 12522), (2087, 9894), (3298, 6261), (4174, 4947)]