1980157561

素因数分解:

${\mathrm{19}}^2\times {\mathrm{23}}^2\times {\mathrm{10369}}^1$

素因数の和:10453

約数の個数: 18

約数和(自身を含む): 2184886410

約数和(自身を除く): 204728849

約数列:

[1, 19, 23, 361, 437, 529, 8303, 10051, 10369, 190969, 197011, 238487, 3743209, 4531253, 5485201, 86093807, 104218819, 1980157561]

約数ペア:

[(1, 1980157561), (19, 104218819), (23, 86093807), (361, 5485201), (437, 4531253), (529, 3743209), (8303, 238487), (10051, 197011), (10369, 190969)]