18027238

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2621}}^1$

素因数の和:2823

約数の個数: 16

約数和(自身を含む): 28632240

約数和(自身を除く): 10605002

約数列:

[1, 2, 19, 38, 181, 362, 2621, 3439, 5242, 6878, 49799, 99598, 474401, 948802, 9013619, 18027238]

約数ペア:

[(1, 18027238), (2, 9013619), (19, 948802), (38, 474401), (181, 99598), (362, 49799), (2621, 6878), (3439, 5242)]