1990403734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{111833}}^1$

素因数の和:112655

約数の個数: 16

約数和(自身を含む): 3261079440

約数和(自身を除く): 1270675706

約数列:

[1, 2, 11, 22, 809, 1618, 8899, 17798, 111833, 223666, 1230163, 2460326, 90472897, 180945794, 995201867, 1990403734]

約数ペア:

[(1, 1990403734), (2, 995201867), (11, 180945794), (22, 90472897), (809, 2460326), (1618, 1230163), (8899, 223666), (17798, 111833)]