19817969

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:380

約数の個数: 16

約数和(自身を含む): 21626880

約数和(自身を除く): 1808911

約数列:

[1, 19, 43, 127, 191, 817, 2413, 3629, 5461, 8213, 24257, 103759, 156047, 460883, 1043051, 19817969]

約数ペア:

[(1, 19817969), (19, 1043051), (43, 460883), (127, 156047), (191, 103759), (817, 24257), (2413, 8213), (3629, 5461)]