2564793584

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{8436821}}^1$

素因数の和:8436848

約数の個数: 20

約数和(自身を含む): 5230829640

約数和(自身を除く): 2666036056

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 8436821, 16873642, 33747284, 67494568, 134989136, 160299599, 320599198, 641198396, 1282396792, 2564793584]

約数ペア:

[(1, 2564793584), (2, 1282396792), (4, 641198396), (8, 320599198), (16, 160299599), (19, 134989136), (38, 67494568), (76, 33747284), (152, 16873642), (304, 8436821)]