19894556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{26597}}^1$

素因数の和:26629

約数の個数: 24

約数和(自身を含む): 40216176

約数和(自身を除く): 20321620

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 26597, 53194, 106388, 292567, 452149, 585134, 904298, 1170268, 1808596, 4973639, 9947278, 19894556]

約数ペア:

[(1, 19894556), (2, 9947278), (4, 4973639), (11, 1808596), (17, 1170268), (22, 904298), (34, 585134), (44, 452149), (68, 292567), (187, 106388), (374, 53194), (748, 26597)]