19238013

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{37501}}^1$

素因数の和:37529

約数の個数: 16

約数和(自身を含む): 30001600

約数和(自身を除く): 10763587

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 37501, 112503, 337509, 712519, 1012527, 2137557, 6412671, 19238013]

約数ペア:

[(1, 19238013), (3, 6412671), (9, 2137557), (19, 1012527), (27, 712519), (57, 337509), (171, 112503), (513, 37501)]