19370351

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{523}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 26761728

約数和(自身を除く): 7391377

約数列:

[1, 7, 11, 13, 37, 77, 91, 143, 259, 407, 481, 523, 1001, 2849, 3367, 3661, 5291, 5753, 6799, 19351, 37037, 40271, 47593, 74789, 135457, 212861, 251563, 523523, 1490027, 1760941, 2767193, 19370351]

約数ペア:

[(1, 19370351), (7, 2767193), (11, 1760941), (13, 1490027), (37, 523523), (77, 251563), (91, 212861), (143, 135457), (259, 74789), (407, 47593), (481, 40271), (523, 37037), (1001, 19351), (2849, 6799), (3367, 5753), (3661, 5291)]