2010398978

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{809}}^1\times {\mathrm{1277}}^1$

素因数の和:2234

約数の個数: 32

約数和(自身を含む): 3478204800

約数和(自身を除く): 1467805822

約数列:

[1, 2, 7, 14, 139, 278, 809, 973, 1277, 1618, 1946, 2554, 5663, 8939, 11326, 17878, 112451, 177503, 224902, 355006, 787157, 1033093, 1242521, 1574314, 2066186, 2485042, 7231651, 14463302, 143599927, 287199854, 1005199489, 2010398978]

約数ペア:

[(1, 2010398978), (2, 1005199489), (7, 287199854), (14, 143599927), (139, 14463302), (278, 7231651), (809, 2485042), (973, 2066186), (1277, 1574314), (1618, 1242521), (1946, 1033093), (2554, 787157), (5663, 355006), (8939, 224902), (11326, 177503), (17878, 112451)]