20653556

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67057}}^1$

素因数の和:67079

約数の個数: 24

約数和(自身を含む): 45062976

約数和(自身を除く): 24409420

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 67057, 134114, 268228, 469399, 737627, 938798, 1475254, 1877596, 2950508, 5163389, 10326778, 20653556]

約数ペア:

[(1, 20653556), (2, 10326778), (4, 5163389), (7, 2950508), (11, 1877596), (14, 1475254), (22, 938798), (28, 737627), (44, 469399), (77, 268228), (154, 134114), (308, 67057)]