20161392981

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1\times {\mathrm{17837}}^1$

素因数の和:18493

約数の個数: 32

約数和(自身を含む): 29282860800

約数和(自身を除く): 9121467819

約数列:

[1, 3, 17, 37, 51, 111, 599, 629, 1797, 1887, 10183, 17837, 22163, 30549, 53511, 66489, 303229, 376771, 659969, 909687, 1130313, 1979907, 10684363, 11219473, 32053089, 33658419, 181634171, 395321431, 544902513, 1185964293, 6720464327, 20161392981]

約数ペア:

[(1, 20161392981), (3, 6720464327), (17, 1185964293), (37, 544902513), (51, 395321431), (111, 181634171), (599, 33658419), (629, 32053089), (1797, 11219473), (1887, 10684363), (10183, 1979907), (17837, 1130313), (22163, 909687), (30549, 659969), (53511, 376771), (66489, 303229)]