2009905009

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{93497}}^1$

素因数の和:93624

約数の個数: 16

約数和(自身を含む): 2387564928

約数和(自身を除く): 377659919

約数列:

[1, 7, 37, 83, 259, 581, 3071, 21497, 93497, 654479, 3459389, 7760251, 24215723, 54321757, 287129287, 2009905009]

約数ペア:

[(1, 2009905009), (7, 287129287), (37, 54321757), (83, 24215723), (259, 7760251), (581, 3459389), (3071, 654479), (21497, 93497)]