18888266

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4673}}^1$

素因数の和:4765

約数の個数: 16

約数和(自身を含む): 29614464

約数和(自身を除く): 10726198

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 4673, 9346, 200939, 219631, 401878, 439262, 9444133, 18888266]

約数ペア:

[(1, 18888266), (2, 9444133), (43, 439262), (47, 401878), (86, 219631), (94, 200939), (2021, 9346), (4042, 4673)]