20197780291

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{91392671}}^1$

素因数の和:91392701

約数の個数: 8

約数和(自身を含む): 23030953344

約数和(自身を除く): 2833173053

約数列:

[1, 13, 17, 221, 91392671, 1188104723, 1553675407, 20197780291]

約数ペア:

[(1, 20197780291), (13, 1553675407), (17, 1188104723), (221, 91392671)]