19752205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1823}}^1$

素因数の和:2036

約数の個数: 16

約数和(自身を含む): 26002944

約数和(自身を除く): 6250739

約数列:

[1, 5, 11, 55, 197, 985, 1823, 2167, 9115, 10835, 20053, 100265, 359131, 1795655, 3950441, 19752205]

約数ペア:

[(1, 19752205), (5, 3950441), (11, 1795655), (55, 359131), (197, 100265), (985, 20053), (1823, 10835), (2167, 9115)]