18072287

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{503}}^1$

素因数の和:614

約数の個数: 16

約数和(自身を含む): 19998720

約数和(自身を除く): 1926433

約数列:

[1, 19, 31, 61, 503, 589, 1159, 1891, 9557, 15593, 30683, 35929, 296267, 582977, 951173, 18072287]

約数ペア:

[(1, 18072287), (19, 951173), (31, 582977), (61, 296267), (503, 35929), (589, 30683), (1159, 15593), (1891, 9557)]