20137649988

素因数分解:

$2^2\times 3^1\times {\mathrm{499}}^1\times {\mathrm{1289}}^1\times {\mathrm{2609}}^1$

素因数の和:4404

約数の個数: 48

約数和(自身を含む): 47136600000

約数和(自身を除く): 26998950012

約数列:

[1, 2, 3, 4, 6, 12, 499, 998, 1289, 1497, 1996, 2578, 2609, 2994, 3867, 5156, 5218, 5988, 7734, 7827, 10436, 15468, 15654, 31308, 643211, 1286422, 1301891, 1929633, 2572844, 2603782, 3363001, 3859266, 3905673, 5207564, 6726002, 7718532, 7811346, 10089003, 13452004, 15622692, 20178006, 40356012, 1678137499, 3356274998, 5034412497, 6712549996, 10068824994, 20137649988]

約数ペア:

[(1, 20137649988), (2, 10068824994), (3, 6712549996), (4, 5034412497), (6, 3356274998), (12, 1678137499), (499, 40356012), (998, 20178006), (1289, 15622692), (1497, 13452004), (1996, 10089003), (2578, 7811346), (2609, 7718532), (2994, 6726002), (3867, 5207564), (5156, 3905673), (5218, 3859266), (5988, 3363001), (7734, 2603782), (7827, 2572844), (10436, 1929633), (15468, 1301891), (15654, 1286422), (31308, 643211)]