19960746

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{255907}}^1$

素因数の和:255925

約数の個数: 16

約数和(自身を含む): 42992544

約数和(自身を除く): 23031798

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 255907, 511814, 767721, 1535442, 3326791, 6653582, 9980373, 19960746]

約数ペア:

[(1, 19960746), (2, 9980373), (3, 6653582), (6, 3326791), (13, 1535442), (26, 767721), (39, 511814), (78, 255907)]