19460556

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{3889}}^1$

素因数の和:4038

約数の個数: 36

約数和(自身を含む): 49558600

約数和(自身を除く): 30098044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 3889, 5004, 7778, 11667, 15556, 23334, 35001, 46668, 70002, 140004, 540571, 1081142, 1621713, 2162284, 3243426, 4865139, 6486852, 9730278, 19460556]

約数ペア:

[(1, 19460556), (2, 9730278), (3, 6486852), (4, 4865139), (6, 3243426), (9, 2162284), (12, 1621713), (18, 1081142), (36, 540571), (139, 140004), (278, 70002), (417, 46668), (556, 35001), (834, 23334), (1251, 15556), (1668, 11667), (2502, 7778), (3889, 5004)]