19365566

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1861}}^1$

素因数の和:1928

約数の個数: 24

約数和(自身を含む): 32689272

約数和(自身を除く): 13323706

約数列:

[1, 2, 11, 22, 43, 86, 121, 242, 473, 946, 1861, 3722, 5203, 10406, 20471, 40942, 80023, 160046, 225181, 450362, 880253, 1760506, 9682783, 19365566]

約数ペア:

[(1, 19365566), (2, 9682783), (11, 1760506), (22, 880253), (43, 450362), (86, 225181), (121, 160046), (242, 80023), (473, 40942), (946, 20471), (1861, 10406), (3722, 5203)]