18732727

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:690

約数の個数: 16

約数和(自身を含む): 21420000

約数和(自身を除く): 2687273

約数列:

[1, 13, 19, 149, 247, 509, 1937, 2831, 6617, 9671, 36803, 75841, 125723, 985933, 1440979, 18732727]

約数ペア:

[(1, 18732727), (13, 1440979), (19, 985933), (149, 125723), (247, 75841), (509, 36803), (1937, 9671), (2831, 6617)]