83878768

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{275917}}^1$

素因数の和:275944

約数の個数: 20

約数和(自身を含む): 171069160

約数和(自身を除く): 87190392

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 275917, 551834, 1103668, 2207336, 4414672, 5242423, 10484846, 20969692, 41939384, 83878768]

約数ペア:

[(1, 83878768), (2, 41939384), (4, 20969692), (8, 10484846), (16, 5242423), (19, 4414672), (38, 2207336), (76, 1103668), (152, 551834), (304, 275917)]