17966938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{19919}}^1$

素因数の和:19973

約数の個数: 16

約数和(自身を含む): 30119040

約数和(自身を除く): 12152102

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 19919, 39838, 219109, 438218, 816679, 1633358, 8983469, 17966938]

約数ペア:

[(1, 17966938), (2, 8983469), (11, 1633358), (22, 816679), (41, 438218), (82, 219109), (451, 39838), (902, 19919)]