16387822

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:408

約数の個数: 32

約数和(自身を含む): 28304640

約数和(自身を除く): 11916818

約数列:

[1, 2, 11, 22, 23, 46, 139, 233, 253, 278, 466, 506, 1529, 2563, 3058, 3197, 5126, 5359, 6394, 10718, 32387, 35167, 58949, 64774, 70334, 117898, 356257, 712514, 744901, 1489802, 8193911, 16387822]

約数ペア:

[(1, 16387822), (2, 8193911), (11, 1489802), (22, 744901), (23, 712514), (46, 356257), (139, 117898), (233, 70334), (253, 64774), (278, 58949), (466, 35167), (506, 32387), (1529, 10718), (2563, 6394), (3058, 5359), (3197, 5126)]