20257486569

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{827}}^1\times {\mathrm{4327}}^1$

素因数の和:5214

約数の個数: 48

約数和(自身を含む): 31865228928

約数和(自身を除く): 11607742359

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 333, 629, 827, 1887, 2481, 4327, 5661, 7443, 12981, 14059, 30599, 38943, 42177, 73559, 91797, 126531, 160099, 220677, 275391, 480297, 520183, 662031, 1440891, 1560549, 2721683, 3578429, 4681647, 8165049, 10735287, 24495147, 32205861, 60833293, 132401873, 182499879, 397205619, 547499637, 1191616857, 2250831841, 6752495523, 20257486569]

約数ペア:

[(1, 20257486569), (3, 6752495523), (9, 2250831841), (17, 1191616857), (37, 547499637), (51, 397205619), (111, 182499879), (153, 132401873), (333, 60833293), (629, 32205861), (827, 24495147), (1887, 10735287), (2481, 8165049), (4327, 4681647), (5661, 3578429), (7443, 2721683), (12981, 1560549), (14059, 1440891), (30599, 662031), (38943, 520183), (42177, 480297), (73559, 275391), (91797, 220677), (126531, 160099)]