20601944

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{21283}}^1$

素因数の和:21311

約数の個数: 24

約数和(自身を含む): 42461580

約数和(自身を除く): 21859636

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 21283, 42566, 85132, 170264, 234113, 468226, 936452, 1872904, 2575243, 5150486, 10300972, 20601944]

約数ペア:

[(1, 20601944), (2, 10300972), (4, 5150486), (8, 2575243), (11, 1872904), (22, 936452), (44, 468226), (88, 234113), (121, 170264), (242, 85132), (484, 42566), (968, 21283)]