19089488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{108463}}^1$

素因数の和:108482

約数の個数: 20

約数和(自身を含む): 40348608

約数和(自身を除く): 21259120

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 108463, 216926, 433852, 867704, 1193093, 1735408, 2386186, 4772372, 9544744, 19089488]

約数ペア:

[(1, 19089488), (2, 9544744), (4, 4772372), (8, 2386186), (11, 1735408), (16, 1193093), (22, 867704), (44, 433852), (88, 216926), (176, 108463)]