20984866

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{36559}}^1$

素因数の和:36609

約数の個数: 16

約数和(自身を含む): 36852480

約数和(自身を除く): 15867614

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 36559, 73118, 255913, 511826, 1498919, 2997838, 10492433, 20984866]

約数ペア:

[(1, 20984866), (2, 10492433), (7, 2997838), (14, 1498919), (41, 511826), (82, 255913), (287, 73118), (574, 36559)]