20890498229

素因数分解:

${\mathrm{17}}^2\times {\mathrm{419}}^1\times {\mathrm{172519}}^1$

素因数の和:172972

約数の個数: 12

約数和(自身を含む): 22244728800

約数和(自身を除く): 1354230571

約数列:

[1, 17, 289, 419, 7123, 121091, 172519, 2932823, 49857991, 72285461, 1228852837, 20890498229]

約数ペア:

[(1, 20890498229), (17, 1228852837), (289, 72285461), (419, 49857991), (7123, 2932823), (121091, 172519)]