19891214

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{74779}}^1$

素因数の和:74807

約数の個数: 16

約数和(自身を含む): 35894400

約数和(自身を除く): 16003186

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 74779, 149558, 523453, 1046906, 1420801, 2841602, 9945607, 19891214]

約数ペア:

[(1, 19891214), (2, 9945607), (7, 2841602), (14, 1420801), (19, 1046906), (38, 523453), (133, 149558), (266, 74779)]