19743579

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3001}}^1$

素因数の和:3067

約数の個数: 24

約数和(自身を含む): 30908592

約数和(自身を除く): 11165013

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 387, 731, 2193, 3001, 6579, 9003, 27009, 51017, 129043, 153051, 387129, 459153, 1161387, 2193731, 6581193, 19743579]

約数ペア:

[(1, 19743579), (3, 6581193), (9, 2193731), (17, 1161387), (43, 459153), (51, 387129), (129, 153051), (153, 129043), (387, 51017), (731, 27009), (2193, 9003), (3001, 6579)]