8907998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 15569280

約数和(自身を除く): 6661282

約数列:

[1, 2, 11, 19, 22, 38, 101, 202, 209, 211, 418, 422, 1111, 1919, 2222, 2321, 3838, 4009, 4642, 8018, 21109, 21311, 42218, 42622, 44099, 88198, 234421, 404909, 468842, 809818, 4453999, 8907998]

約数ペア:

[(1, 8907998), (2, 4453999), (11, 809818), (19, 468842), (22, 404909), (38, 234421), (101, 88198), (202, 44099), (209, 42622), (211, 42218), (418, 21311), (422, 21109), (1111, 8018), (1919, 4642), (2222, 4009), (2321, 3838)]