27979358

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{20849}}^1$

素因数の和:20923

約数の個数: 16

約数和(自身を含む): 46537200

約数和(自身を除く): 18557842

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 20849, 41698, 229339, 458678, 1271789, 2543578, 13989679, 27979358]

約数ペア:

[(1, 27979358), (2, 13989679), (11, 2543578), (22, 1271789), (61, 458678), (122, 229339), (671, 41698), (1342, 20849)]