18156837

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{5399}}^1$

素因数の和:5480

約数の個数: 16

約数和(自身を含む): 25920000

約数和(自身を除く): 7763163

約数列:

[1, 3, 19, 57, 59, 177, 1121, 3363, 5399, 16197, 102581, 307743, 318541, 955623, 6052279, 18156837]

約数ペア:

[(1, 18156837), (3, 6052279), (19, 955623), (57, 318541), (59, 307743), (177, 102581), (1121, 16197), (3363, 5399)]