18016719

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{463}}^1$

素因数の和:599

約数の個数: 32

約数和(自身を含む): 29399040

約数和(自身を除く): 11382321

約数列:

[1, 3, 7, 17, 21, 51, 109, 119, 327, 357, 463, 763, 1389, 1853, 2289, 3241, 5559, 7871, 9723, 12971, 23613, 38913, 50467, 55097, 151401, 165291, 353269, 857939, 1059807, 2573817, 6005573, 18016719]

約数ペア:

[(1, 18016719), (3, 6005573), (7, 2573817), (17, 1059807), (21, 857939), (51, 353269), (109, 165291), (119, 151401), (327, 55097), (357, 50467), (463, 38913), (763, 23613), (1389, 12971), (1853, 9723), (2289, 7871), (3241, 5559)]