18141907

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{751}}^1$

素因数の和:811

約数の個数: 24

約数和(自身を含む): 23146560

約数和(自身を除く): 5004653

約数列:

[1, 7, 17, 29, 49, 119, 203, 493, 751, 833, 1421, 3451, 5257, 12767, 21779, 24157, 36799, 89369, 152453, 370243, 625583, 1067171, 2591701, 18141907]

約数ペア:

[(1, 18141907), (7, 2591701), (17, 1067171), (29, 625583), (49, 370243), (119, 152453), (203, 89369), (493, 36799), (751, 24157), (833, 21779), (1421, 12767), (3451, 5257)]