19903331503

素因数分解:

${\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{2696563}}^1$

素因数の和:2696646

約数の個数: 12

約数和(自身を含む): 22235866744

約数和(自身を除く): 2332535241

約数列:

[1, 11, 61, 121, 671, 7381, 2696563, 29662193, 164490343, 326284123, 1809393773, 19903331503]

約数ペア:

[(1, 19903331503), (11, 1809393773), (61, 326284123), (121, 164490343), (671, 29662193), (7381, 2696563)]