20184877458

素因数分解:

$2^1\times 3^4\times {\mathrm{109}}^1\times {\mathrm{1143101}}^1$

素因数の和:1143224

約数の個数: 40

約数和(自身を含む): 45644062860

約数和(自身を除く): 25459185402

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 109, 162, 218, 327, 654, 981, 1962, 2943, 5886, 8829, 17658, 1143101, 2286202, 3429303, 6858606, 10287909, 20575818, 30863727, 61727454, 92591181, 124598009, 185182362, 249196018, 373794027, 747588054, 1121382081, 2242764162, 3364146243, 6728292486, 10092438729, 20184877458]

約数ペア:

[(1, 20184877458), (2, 10092438729), (3, 6728292486), (6, 3364146243), (9, 2242764162), (18, 1121382081), (27, 747588054), (54, 373794027), (81, 249196018), (109, 185182362), (162, 124598009), (218, 92591181), (327, 61727454), (654, 30863727), (981, 20575818), (1962, 10287909), (2943, 6858606), (5886, 3429303), (8829, 2286202), (17658, 1143101)]