201611131010

素因数分解:

$2^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{20344211}}^1$

素因数の和:20345209

約数の個数: 16

約数和(自身を含む): 363266249472

約数和(自身を除く): 161655118462

約数列:

[1, 2, 5, 10, 991, 1982, 4955, 9910, 20344211, 40688422, 101721055, 203442110, 20161113101, 40322226202, 100805565505, 201611131010]

約数ペア:

[(1, 201611131010), (2, 100805565505), (5, 40322226202), (10, 20161113101), (991, 203442110), (1982, 101721055), (4955, 40688422), (9910, 20344211)]