18377828

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{28537}}^1$

素因数の和:28571

約数の個数: 24

約数和(自身を含む): 38355072

約数和(自身を除く): 19977244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 28537, 57074, 114148, 199759, 399518, 656351, 799036, 1312702, 2625404, 4594457, 9188914, 18377828]

約数ペア:

[(1, 18377828), (2, 9188914), (4, 4594457), (7, 2625404), (14, 1312702), (23, 799036), (28, 656351), (46, 399518), (92, 199759), (161, 114148), (322, 57074), (644, 28537)]