20037891

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{761}}^1$

素因数の和:962

約数の個数: 16

約数和(自身を含む): 27358848

約数和(自身を除く): 7320957

約数列:

[1, 3, 67, 131, 201, 393, 761, 2283, 8777, 26331, 50987, 99691, 152961, 299073, 6679297, 20037891]

約数ペア:

[(1, 20037891), (3, 6679297), (67, 299073), (131, 152961), (201, 99691), (393, 50987), (761, 26331), (2283, 8777)]