20020478401

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{2963}}^1\times {\mathrm{87751}}^1$

素因数の和:90732

約数の個数: 16

約数和(自身を含む): 24969305088

約数和(自身を除く): 4948826687

約数列:

[1, 7, 11, 77, 2963, 20741, 32593, 87751, 228151, 614257, 965261, 6756827, 260006213, 1820043491, 2860068343, 20020478401]

約数ペア:

[(1, 20020478401), (7, 2860068343), (11, 1820043491), (77, 260006213), (2963, 6756827), (20741, 965261), (32593, 614257), (87751, 228151)]