19318739

素因数分解:

${\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:191

約数の個数: 24

約数和(自身を含む): 22471680

約数和(自身を除く): 3152941

約数列:

[1, 11, 43, 47, 79, 121, 473, 517, 869, 2021, 3397, 3713, 5203, 5687, 9559, 22231, 37367, 40843, 159659, 244541, 411037, 449273, 1756249, 19318739]

約数ペア:

[(1, 19318739), (11, 1756249), (43, 449273), (47, 411037), (79, 244541), (121, 159659), (473, 40843), (517, 37367), (869, 22231), (2021, 9559), (3397, 5687), (3713, 5203)]