19561012

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{132169}}^1$

素因数の和:132210

約数の個数: 12

約数和(自身を含む): 35157220

約数和(自身を除く): 15596208

約数列:

[1, 2, 4, 37, 74, 148, 132169, 264338, 528676, 4890253, 9780506, 19561012]

約数ペア:

[(1, 19561012), (2, 9780506), (4, 4890253), (37, 528676), (74, 264338), (148, 132169)]