18715048

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{212671}}^1$

素因数の和:212688

約数の個数: 16

約数和(自身を含む): 38280960

約数和(自身を除く): 19565912

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 212671, 425342, 850684, 1701368, 2339381, 4678762, 9357524, 18715048]

約数ペア:

[(1, 18715048), (2, 9357524), (4, 4678762), (8, 2339381), (11, 1701368), (22, 850684), (44, 425342), (88, 212671)]