20515055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{1039}}^1$

素因数の和:1414

約数の個数: 16

約数和(自身を含む): 26956800

約数和(自身を除く): 6441745

約数列:

[1, 5, 11, 55, 359, 1039, 1795, 3949, 5195, 11429, 19745, 57145, 373001, 1865005, 4103011, 20515055]

約数ペア:

[(1, 20515055), (5, 4103011), (11, 1865005), (55, 373001), (359, 57145), (1039, 19745), (1795, 11429), (3949, 5195)]