1310974768

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{4312417}}^1$

素因数の和:4312444

約数の個数: 20

約数和(自身を含む): 2673699160

約数和(自身を除く): 1362724392

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4312417, 8624834, 17249668, 34499336, 68998672, 81935923, 163871846, 327743692, 655487384, 1310974768]

約数ペア:

[(1, 1310974768), (2, 655487384), (4, 327743692), (8, 163871846), (16, 81935923), (19, 68998672), (38, 34499336), (76, 17249668), (152, 8624834), (304, 4312417)]