18397568

素因数分解:

$2^7\times 7^1\times {\mathrm{20533}}^1$

素因数の和:20554

約数の個数: 32

約数和(自身を含む): 41889360

約数和(自身を除く): 23491792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 20533, 41066, 82132, 143731, 164264, 287462, 328528, 574924, 657056, 1149848, 1314112, 2299696, 2628224, 4599392, 9198784, 18397568]

約数ペア:

[(1, 18397568), (2, 9198784), (4, 4599392), (7, 2628224), (8, 2299696), (14, 1314112), (16, 1149848), (28, 657056), (32, 574924), (56, 328528), (64, 287462), (112, 164264), (128, 143731), (224, 82132), (448, 41066), (896, 20533)]