18674169

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 26956512

約数和(自身を除く): 8282343

約数列:

[1, 3, 19, 43, 57, 129, 361, 401, 817, 1083, 1203, 2451, 7619, 15523, 17243, 22857, 46569, 51729, 144761, 327617, 434283, 982851, 6224723, 18674169]

約数ペア:

[(1, 18674169), (3, 6224723), (19, 982851), (43, 434283), (57, 327617), (129, 144761), (361, 51729), (401, 46569), (817, 22857), (1083, 17243), (1203, 15523), (2451, 7619)]