19122230

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{13757}}^1$

素因数の和:13903

約数の個数: 16

約数和(自身を含む): 34670160

約数和(自身を除く): 15547930

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 13757, 27514, 68785, 137570, 1912223, 3824446, 9561115, 19122230]

約数ペア:

[(1, 19122230), (2, 9561115), (5, 3824446), (10, 1912223), (139, 137570), (278, 68785), (695, 27514), (1390, 13757)]