19551301

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{563}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 25204032

約数和(自身を除く): 5652731

約数列:

[1, 7, 11, 41, 77, 121, 287, 451, 563, 847, 3157, 3941, 4961, 6193, 23083, 34727, 43351, 68123, 161581, 253913, 476861, 1777391, 2793043, 19551301]

約数ペア:

[(1, 19551301), (7, 2793043), (11, 1777391), (41, 476861), (77, 253913), (121, 161581), (287, 68123), (451, 43351), (563, 34727), (847, 23083), (3157, 6193), (3941, 4961)]