20109595

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{773}}^1$

素因数の和:843

約数の個数: 24

約数和(自身を含む): 27176688

約数和(自身を除く): 7067093

約数列:

[1, 5, 11, 43, 55, 121, 215, 473, 605, 773, 2365, 3865, 5203, 8503, 26015, 33239, 42515, 93533, 166195, 365629, 467665, 1828145, 4021919, 20109595]

約数ペア:

[(1, 20109595), (5, 4021919), (11, 1828145), (43, 467665), (55, 365629), (121, 166195), (215, 93533), (473, 42515), (605, 33239), (773, 26015), (2365, 8503), (3865, 5203)]