20422568

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{134359}}^1$

素因数の和:134384

約数の個数: 16

約数和(自身を含む): 40308000

約数和(自身を除く): 19885432

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 134359, 268718, 537436, 1074872, 2552821, 5105642, 10211284, 20422568]

約数ペア:

[(1, 20422568), (2, 10211284), (4, 5105642), (8, 2552821), (19, 1074872), (38, 537436), (76, 268718), (152, 134359)]