20683351

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{661}}^1$

素因数の和:786

約数の個数: 16

約数和(自身を含む): 23355360

約数和(自身を除く): 2672009

約数列:

[1, 13, 29, 83, 377, 661, 1079, 2407, 8593, 19169, 31291, 54863, 249197, 713219, 1591027, 20683351]

約数ペア:

[(1, 20683351), (13, 1591027), (29, 713219), (83, 249197), (377, 54863), (661, 31291), (1079, 19169), (2407, 8593)]