20579042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{5407}}^1$

素因数の和:5593

約数の個数: 16

約数和(自身を含む): 33875712

約数和(自身を除く): 13296670

約数列:

[1, 2, 11, 22, 173, 346, 1903, 3806, 5407, 10814, 59477, 118954, 935411, 1870822, 10289521, 20579042]

約数ペア:

[(1, 20579042), (2, 10289521), (11, 1870822), (22, 935411), (173, 118954), (346, 59477), (1903, 10814), (3806, 5407)]