20147393903

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1433}}^1\times {\mathrm{154501}}^1$

素因数の和:155954

約数の個数: 16

約数和(自身を含む): 24814257216

約数和(自身を除く): 4666863313

約数列:

[1, 7, 13, 91, 1433, 10031, 18629, 130403, 154501, 1081507, 2008513, 14059591, 221399933, 1549799531, 2878199129, 20147393903]

約数ペア:

[(1, 20147393903), (7, 2878199129), (13, 1549799531), (91, 221399933), (1433, 14059591), (10031, 2008513), (18629, 1081507), (130403, 154501)]