19640219

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{523}}^1$

素因数の和:634

約数の個数: 12

約数和(自身を含む): 21288024

約数和(自身を除く): 1647805

約数列:

[1, 17, 47, 523, 799, 2209, 8891, 24581, 37553, 417877, 1155307, 19640219]

約数ペア:

[(1, 19640219), (17, 1155307), (47, 417877), (523, 37553), (799, 24581), (2209, 8891)]