78741776

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{259019}}^1$

素因数の和:259046

約数の個数: 20

約数和(自身を含む): 160592400

約数和(自身を除く): 81850624

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 259019, 518038, 1036076, 2072152, 4144304, 4921361, 9842722, 19685444, 39370888, 78741776]

約数ペア:

[(1, 78741776), (2, 39370888), (4, 19685444), (8, 9842722), (16, 4921361), (19, 4144304), (38, 2072152), (76, 1036076), (152, 518038), (304, 259019)]