1644157072

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{2506337}}^1$

素因数の和:2506386

約数の個数: 20

約数和(自身を含む): 3263252076

約数和(自身を除く): 1619095004

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 2506337, 5012674, 10025348, 20050696, 40101392, 102759817, 205519634, 411039268, 822078536, 1644157072]

約数ペア:

[(1, 1644157072), (2, 822078536), (4, 411039268), (8, 205519634), (16, 102759817), (41, 40101392), (82, 20050696), (164, 10025348), (328, 5012674), (656, 2506337)]