18723410

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26371}}^1$

素因数の和:26449

約数の個数: 16

約数和(自身を含む): 34178112

約数和(自身を除く): 15454702

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 26371, 52742, 131855, 263710, 1872341, 3744682, 9361705, 18723410]

約数ペア:

[(1, 18723410), (2, 9361705), (5, 3744682), (10, 1872341), (71, 263710), (142, 131855), (355, 52742), (710, 26371)]