80821674

素因数分解:

$2^1\times 3^2\times {\mathrm{239}}^1\times {\mathrm{18787}}^1$

素因数の和:19034

約数の個数: 24

約数和(自身を含む): 175855680

約数和(自身を除く): 95034006

約数列:

[1, 2, 3, 6, 9, 18, 239, 478, 717, 1434, 2151, 4302, 18787, 37574, 56361, 112722, 169083, 338166, 4490093, 8980186, 13470279, 26940558, 40410837, 80821674]

約数ペア:

[(1, 80821674), (2, 40410837), (3, 26940558), (6, 13470279), (9, 8980186), (18, 4490093), (239, 338166), (478, 169083), (717, 112722), (1434, 56361), (2151, 37574), (4302, 18787)]