19899126

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{307}}^1$

素因数の和:605

約数の個数: 48

約数和(自身を含む): 46750704

約数和(自身を除く): 26851578

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 277, 307, 554, 614, 831, 921, 1662, 1842, 2493, 2763, 3601, 3991, 4986, 5526, 7202, 7982, 10803, 11973, 21606, 23946, 32409, 35919, 64818, 71838, 85039, 170078, 255117, 510234, 765351, 1105507, 1530702, 2211014, 3316521, 6633042, 9949563, 19899126]

約数ペア:

[(1, 19899126), (2, 9949563), (3, 6633042), (6, 3316521), (9, 2211014), (13, 1530702), (18, 1105507), (26, 765351), (39, 510234), (78, 255117), (117, 170078), (234, 85039), (277, 71838), (307, 64818), (554, 35919), (614, 32409), (831, 23946), (921, 21606), (1662, 11973), (1842, 10803), (2493, 7982), (2763, 7202), (3601, 5526), (3991, 4986)]