20190640312

素因数分解:

$2^3\times {\mathrm{1109}}^1\times {\mathrm{2275771}}^1$

素因数の和:2276886

約数の個数: 16

約数和(自身を含む): 37891603800

約数和(自身を除く): 17700963488

約数列:

[1, 2, 4, 8, 1109, 2218, 4436, 8872, 2275771, 4551542, 9103084, 18206168, 2523830039, 5047660078, 10095320156, 20190640312]

約数ペア:

[(1, 20190640312), (2, 10095320156), (4, 5047660078), (8, 2523830039), (1109, 18206168), (2218, 9103084), (4436, 4551542), (8872, 2275771)]