18404937

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{467}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 27743040

約数和(自身を除く): 9338103

約数列:

[1, 3, 9, 29, 87, 151, 261, 453, 467, 1359, 1401, 4203, 4379, 13137, 13543, 39411, 40629, 70517, 121887, 211551, 634653, 2044993, 6134979, 18404937]

約数ペア:

[(1, 18404937), (3, 6134979), (9, 2044993), (29, 634653), (87, 211551), (151, 121887), (261, 70517), (453, 40629), (467, 39411), (1359, 13543), (1401, 13137), (4203, 4379)]