19955676

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127921}}^1$

素因数の和:127941

約数の個数: 24

約数和(自身を含む): 50145424

約数和(自身を除く): 30189748

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 127921, 255842, 383763, 511684, 767526, 1535052, 1662973, 3325946, 4988919, 6651892, 9977838, 19955676]

約数ペア:

[(1, 19955676), (2, 9977838), (3, 6651892), (4, 4988919), (6, 3325946), (12, 1662973), (13, 1535052), (26, 767526), (39, 511684), (52, 383763), (78, 255842), (156, 127921)]