168889556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{202021}}^1$

素因数の和:202055

約数の個数: 24

約数和(自身を含む): 339396960

約数和(自身を除く): 170507404

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 202021, 404042, 808084, 2222231, 3838399, 4444462, 7676798, 8888924, 15353596, 42222389, 84444778, 168889556]

約数ペア:

[(1, 168889556), (2, 84444778), (4, 42222389), (11, 15353596), (19, 8888924), (22, 7676798), (38, 4444462), (44, 3838399), (76, 2222231), (209, 808084), (418, 404042), (836, 202021)]