19956904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{226783}}^1$

素因数の和:226800

約数の個数: 16

約数和(自身を含む): 40821120

約数和(自身を除く): 20864216

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 226783, 453566, 907132, 1814264, 2494613, 4989226, 9978452, 19956904]

約数ペア:

[(1, 19956904), (2, 9978452), (4, 4989226), (8, 2494613), (11, 1814264), (22, 907132), (44, 453566), (88, 226783)]