20165238737

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{174137}}^1$

素因数の和:174448

約数の個数: 16

約数和(自身を含む): 23471016192

約数和(自身を除く): 3305777455

約数列:

[1, 7, 71, 233, 497, 1631, 16543, 115801, 174137, 1218959, 12363727, 40573921, 86546089, 284017447, 2880748391, 20165238737]

約数ペア:

[(1, 20165238737), (7, 2880748391), (71, 284017447), (233, 86546089), (497, 40573921), (1631, 12363727), (16543, 1218959), (115801, 174137)]