18759781898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3452297}}^1$

素因数の和:3452342

約数の個数: 32

約数和(自身を含む): 34799163840

約数和(自身を除く): 16039381942

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 2717, 5434, 3452297, 6904594, 37975267, 44879861, 65593643, 75950534, 89759722, 131187286, 493678471, 721530073, 852717359, 987356942, 1443060146, 1705434718, 9379890949, 18759781898]

約数ペア:

[(1, 18759781898), (2, 9379890949), (11, 1705434718), (13, 1443060146), (19, 987356942), (22, 852717359), (26, 721530073), (38, 493678471), (143, 131187286), (209, 89759722), (247, 75950534), (286, 65593643), (418, 44879861), (494, 37975267), (2717, 6904594), (5434, 3452297)]