19392011

素因数分解:

${\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:290

約数の個数: 16

約数和(自身を含む): 20680704

約数和(自身を除く): 1288693

約数列:

[1, 43, 53, 67, 127, 2279, 2881, 3551, 5461, 6731, 8509, 152693, 289433, 365887, 450977, 19392011]

約数ペア:

[(1, 19392011), (43, 450977), (53, 365887), (67, 289433), (127, 152693), (2279, 8509), (2881, 6731), (3551, 5461)]