19112597

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:297

約数の個数: 24

約数和(自身を含む): 23354496

約数和(自身を除く): 4241899

約数列:

[1, 7, 43, 47, 49, 193, 301, 329, 1351, 2021, 2107, 2303, 8299, 9071, 9457, 14147, 58093, 63497, 99029, 390053, 406651, 444479, 2730371, 19112597]

約数ペア:

[(1, 19112597), (7, 2730371), (43, 444479), (47, 406651), (49, 390053), (193, 99029), (301, 63497), (329, 58093), (1351, 14147), (2021, 9457), (2107, 9071), (2303, 8299)]