18944295575

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{396947}}^1$

素因数の和:397063

約数の個数: 24

約数和(自身を含む): 24807662208

約数和(自身を除く): 5863366633

約数列:

[1, 5, 23, 25, 83, 115, 415, 575, 1909, 2075, 9545, 47725, 396947, 1984735, 9129781, 9923675, 32946601, 45648905, 164733005, 228244525, 757771823, 823665025, 3788859115, 18944295575]

約数ペア:

[(1, 18944295575), (5, 3788859115), (23, 823665025), (25, 757771823), (83, 228244525), (115, 164733005), (415, 45648905), (575, 32946601), (1909, 9923675), (2075, 9129781), (9545, 1984735), (47725, 396947)]