18736942

素因数分解:

$2^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{9769}}^1$

素因数の和:9915

約数の個数: 16

約数和(自身を含む): 32358240

約数和(自身を除く): 13621298

約数列:

[1, 2, 7, 14, 137, 274, 959, 1918, 9769, 19538, 68383, 136766, 1338353, 2676706, 9368471, 18736942]

約数ペア:

[(1, 18736942), (2, 9368471), (7, 2676706), (14, 1338353), (137, 136766), (274, 68383), (959, 19538), (1918, 9769)]