20111993

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{941}}^1$

素因数の和:1048

約数の個数: 16

約数和(自身を含む): 23060160

約数和(自身を除く): 2948167

約数列:

[1, 11, 29, 67, 319, 737, 941, 1943, 10351, 21373, 27289, 63047, 300179, 693517, 1828363, 20111993]

約数ペア:

[(1, 20111993), (11, 1828363), (29, 693517), (67, 300179), (319, 63047), (737, 27289), (941, 21373), (1943, 10351)]