209969848

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{216911}}^1$

素因数の和:216939

約数の個数: 24

約数和(自身を含む): 432739440

約数和(自身を除く): 222769592

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 216911, 433822, 867644, 1735288, 2386021, 4772042, 9544084, 19088168, 26246231, 52492462, 104984924, 209969848]

約数ペア:

[(1, 209969848), (2, 104984924), (4, 52492462), (8, 26246231), (11, 19088168), (22, 9544084), (44, 4772042), (88, 2386021), (121, 1735288), (242, 867644), (484, 433822), (968, 216911)]