19896206

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8297}}^1$

素因数の和:8419

約数の個数: 16

約数和(自身を含む): 32860080

約数和(自身を除く): 12963874

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 8297, 16594, 91267, 182534, 904373, 1808746, 9948103, 19896206]

約数ペア:

[(1, 19896206), (2, 9948103), (11, 1808746), (22, 904373), (109, 182534), (218, 91267), (1199, 16594), (2398, 8297)]