18967019

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{271}}^1$

素因数の和:490

約数の個数: 16

約数和(自身を含む): 21150720

約数和(自身を除く): 2183701

約数列:

[1, 17, 23, 179, 271, 391, 3043, 4117, 4607, 6233, 48509, 69989, 105961, 824653, 1115707, 18967019]

約数ペア:

[(1, 18967019), (17, 1115707), (23, 824653), (179, 105961), (271, 69989), (391, 48509), (3043, 6233), (4117, 4607)]