19704191

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:506

約数の個数: 16

約数和(自身を含む): 21991200

約数和(自身を除く): 2287009

約数列:

[1, 13, 43, 101, 349, 559, 1313, 4343, 4537, 15007, 35249, 56459, 195091, 458237, 1515707, 19704191]

約数ペア:

[(1, 19704191), (13, 1515707), (43, 458237), (101, 195091), (349, 56459), (559, 35249), (1313, 15007), (4343, 4537)]