19142618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{4861}}^1$

素因数の和:5053

約数の個数: 16

約数和(自身を含む): 31505760

約数和(自身を除く): 12363142

約数列:

[1, 2, 11, 22, 179, 358, 1969, 3938, 4861, 9722, 53471, 106942, 870119, 1740238, 9571309, 19142618]

約数ペア:

[(1, 19142618), (2, 9571309), (11, 1740238), (22, 870119), (179, 106942), (358, 53471), (1969, 9722), (3938, 4861)]