22820239

素因数分解:

${\mathrm{13}}^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:116

約数の個数: 20

約数和(自身を含む): 26733024

約数和(自身を除く): 3912785

約数列:

[1, 13, 17, 47, 169, 221, 611, 799, 2197, 2873, 7943, 10387, 28561, 37349, 103259, 135031, 485537, 1342367, 1755403, 22820239]

約数ペア:

[(1, 22820239), (13, 1755403), (17, 1342367), (47, 485537), (169, 135031), (221, 103259), (611, 37349), (799, 28561), (2197, 10387), (2873, 7943)]