20845349

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2969}}^1$

素因数の和:3052

約数の個数: 16

約数和(自身を含む): 25660800

約数和(自身を除く): 4815451

約数列:

[1, 7, 17, 59, 119, 413, 1003, 2969, 7021, 20783, 50473, 175171, 353311, 1226197, 2977907, 20845349]

約数ペア:

[(1, 20845349), (7, 2977907), (17, 1226197), (59, 353311), (119, 175171), (413, 50473), (1003, 20783), (2969, 7021)]