18675866

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{229}}^1\times {\mathrm{337}}^1$

素因数の和:590

約数の個数: 24

約数和(自身を含む): 31018260

約数和(自身を除く): 12342394

約数列:

[1, 2, 11, 22, 121, 229, 242, 337, 458, 674, 2519, 3707, 5038, 7414, 27709, 40777, 55418, 77173, 81554, 154346, 848903, 1697806, 9337933, 18675866]

約数ペア:

[(1, 18675866), (2, 9337933), (11, 1697806), (22, 848903), (121, 154346), (229, 81554), (242, 77173), (337, 55418), (458, 40777), (674, 27709), (2519, 7414), (3707, 5038)]