19851298

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{2221}}^1$

素因数の和:2373

約数の個数: 16

約数和(自身を含む): 30796920

約数和(自身を除く): 10945622

約数列:

[1, 2, 41, 82, 109, 218, 2221, 4442, 4469, 8938, 91061, 182122, 242089, 484178, 9925649, 19851298]

約数ペア:

[(1, 19851298), (2, 9925649), (41, 484178), (82, 242089), (109, 182122), (218, 91061), (2221, 8938), (4442, 4469)]