18664822

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{36887}}^1$

素因数の和:36923

約数の個数: 16

約数和(自身を含む): 31871232

約数和(自身を除く): 13206410

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 36887, 73774, 405757, 811514, 848401, 1696802, 9332411, 18664822]

約数ペア:

[(1, 18664822), (2, 9332411), (11, 1696802), (22, 848401), (23, 811514), (46, 405757), (253, 73774), (506, 36887)]