18434275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{197}}^2$

素因数の和:423

約数の個数: 18

約数和(自身を含む): 24184340

約数和(自身を除く): 5750065

約数列:

[1, 5, 19, 25, 95, 197, 475, 985, 3743, 4925, 18715, 38809, 93575, 194045, 737371, 970225, 3686855, 18434275]

約数ペア:

[(1, 18434275), (5, 3686855), (19, 970225), (25, 737371), (95, 194045), (197, 93575), (475, 38809), (985, 18715), (3743, 4925)]