18309879

素因数分解:

$3^2\times 7^2\times {\mathrm{41519}}^1$

素因数の和:41539

約数の個数: 18

約数和(自身を含む): 30766320

約数和(自身を除く): 12456441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 41519, 124557, 290633, 373671, 871899, 2034431, 2615697, 6103293, 18309879]

約数ペア:

[(1, 18309879), (3, 6103293), (7, 2615697), (9, 2034431), (21, 871899), (49, 373671), (63, 290633), (147, 124557), (441, 41519)]