2019916829

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1\times {\mathrm{739}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 2482421760

約数和(自身を除く): 462504931

約数列:

[1, 7, 17, 103, 119, 223, 721, 739, 1561, 1751, 3791, 5173, 12257, 12563, 22969, 26537, 76117, 87941, 160783, 164797, 390473, 532819, 1153579, 1293989, 2733311, 2801549, 9057923, 16974091, 19610843, 118818637, 288559547, 2019916829]

約数ペア:

[(1, 2019916829), (7, 288559547), (17, 118818637), (103, 19610843), (119, 16974091), (223, 9057923), (721, 2801549), (739, 2733311), (1561, 1293989), (1751, 1153579), (3791, 532819), (5173, 390473), (12257, 164797), (12563, 160783), (22969, 87941), (26537, 76117)]