208021538

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{28661}}^1$

素因数の和:28873

約数の個数: 16

約数和(自身を含む): 330186240

約数和(自身を除く): 122164702

約数列:

[1, 2, 19, 38, 191, 382, 3629, 7258, 28661, 57322, 544559, 1089118, 5474251, 10948502, 104010769, 208021538]

約数ペア:

[(1, 208021538), (2, 104010769), (19, 10948502), (38, 5474251), (191, 1089118), (382, 544559), (3629, 57322), (7258, 28661)]