18781648743

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{826039}}^1$

素因数の和:826119

約数の個数: 32

約数和(自身を含む): 29975339520

約数和(自身を除く): 11193690777

約数列:

[1, 3, 11, 13, 33, 39, 53, 143, 159, 429, 583, 689, 1749, 2067, 7579, 22737, 826039, 2478117, 9086429, 10738507, 27259287, 32215521, 43780067, 118123577, 131340201, 354370731, 481580737, 569140871, 1444742211, 1707422613, 6260549581, 18781648743]

約数ペア:

[(1, 18781648743), (3, 6260549581), (11, 1707422613), (13, 1444742211), (33, 569140871), (39, 481580737), (53, 354370731), (143, 131340201), (159, 118123577), (429, 43780067), (583, 32215521), (689, 27259287), (1749, 10738507), (2067, 9086429), (7579, 2478117), (22737, 826039)]