2047991

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:310

約数の個数: 16

約数和(自身を含む): 2419200

約数和(自身を除く): 371209

約数列:

[1, 11, 19, 41, 209, 239, 451, 779, 2629, 4541, 8569, 9799, 49951, 107789, 186181, 2047991]

約数ペア:

[(1, 2047991), (11, 186181), (19, 107789), (41, 49951), (209, 9799), (239, 8569), (451, 4541), (779, 2629)]