18275873

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{827}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 23786784

約数和(自身を除く): 5510911

約数列:

[1, 7, 11, 41, 49, 77, 287, 451, 539, 827, 2009, 3157, 5789, 9097, 22099, 33907, 40523, 63679, 237349, 372977, 445753, 1661443, 2610839, 18275873]

約数ペア:

[(1, 18275873), (7, 2610839), (11, 1661443), (41, 445753), (49, 372977), (77, 237349), (287, 63679), (451, 40523), (539, 33907), (827, 22099), (2009, 9097), (3157, 5789)]