20011254

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{77563}}^1$

素因数の和:77611

約数の個数: 16

約数和(自身を含む): 40953792

約数和(自身を除く): 20942538

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 77563, 155126, 232689, 465378, 3335209, 6670418, 10005627, 20011254]

約数ペア:

[(1, 20011254), (2, 10005627), (3, 6670418), (6, 3335209), (43, 465378), (86, 232689), (129, 155126), (258, 77563)]