20118782

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{2293}}^1$

素因数の和:2443

約数の個数: 16

約数和(自身を含む): 31216752

約数和(自身を除く): 11097970

約数列:

[1, 2, 41, 82, 107, 214, 2293, 4387, 4586, 8774, 94013, 188026, 245351, 490702, 10059391, 20118782]

約数ペア:

[(1, 20118782), (2, 10059391), (41, 490702), (82, 245351), (107, 188026), (214, 94013), (2293, 8774), (4387, 4586)]