18697353

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2141}}^1$

素因数の和:2256

約数の個数: 16

約数和(自身を含む): 25909632

約数和(自身を除く): 7212279

約数列:

[1, 3, 41, 71, 123, 213, 2141, 2911, 6423, 8733, 87781, 152011, 263343, 456033, 6232451, 18697353]

約数ペア:

[(1, 18697353), (3, 6232451), (41, 456033), (71, 263343), (123, 152011), (213, 87781), (2141, 8733), (2911, 6423)]