18517048

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{210421}}^1$

素因数の和:210438

約数の個数: 16

約数和(自身を含む): 37875960

約数和(自身を除く): 19358912

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 210421, 420842, 841684, 1683368, 2314631, 4629262, 9258524, 18517048]

約数ペア:

[(1, 18517048), (2, 9258524), (4, 4629262), (8, 2314631), (11, 1683368), (22, 841684), (44, 420842), (88, 210421)]