18675916

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{8443}}^1$

素因数の和:8533

約数の個数: 24

約数和(自身を含む): 37829120

約数和(自身を除く): 19153204

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 8443, 16886, 33772, 59101, 118202, 236404, 666997, 1333994, 2667988, 4668979, 9337958, 18675916]

約数ペア:

[(1, 18675916), (2, 9337958), (4, 4668979), (7, 2667988), (14, 1333994), (28, 666997), (79, 236404), (158, 118202), (316, 59101), (553, 33772), (1106, 16886), (2212, 8443)]