420018874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{2909}}^1\times {\mathrm{6563}}^1$

素因数の和:9485

約数の個数: 16

約数和(自身を含む): 687644640

約数和(自身を除く): 267625766

約数列:

[1, 2, 11, 22, 2909, 5818, 6563, 13126, 31999, 63998, 72193, 144386, 19091767, 38183534, 210009437, 420018874]

約数ペア:

[(1, 420018874), (2, 210009437), (11, 38183534), (22, 19091767), (2909, 144386), (5818, 72193), (6563, 63998), (13126, 31999)]