2017804048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9700981}}^1$

素因数の和:9701002

約数の個数: 20

約数和(自身を含む): 4210226188

約数和(自身を除く): 2192422140

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9700981, 19401962, 38803924, 77607848, 126112753, 155215696, 252225506, 504451012, 1008902024, 2017804048]

約数ペア:

[(1, 2017804048), (2, 1008902024), (4, 504451012), (8, 252225506), (13, 155215696), (16, 126112753), (26, 77607848), (52, 38803924), (104, 19401962), (208, 9700981)]