18901762

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12101}}^1$

素因数の和:12185

約数の個数: 16

約数和(自身を含む): 31368384

約数和(自身を除く): 12466622

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 12101, 24202, 133111, 266222, 859171, 1718342, 9450881, 18901762]

約数ペア:

[(1, 18901762), (2, 9450881), (11, 1718342), (22, 859171), (71, 266222), (142, 133111), (781, 24202), (1562, 12101)]