648004804

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2063}}^1\times {\mathrm{4133}}^1$

素因数の和:6219

約数の個数: 24

約数和(自身を含む): 1194560640

約数和(自身を除く): 546555836

約数列:

[1, 2, 4, 19, 38, 76, 2063, 4126, 4133, 8252, 8266, 16532, 39197, 78394, 78527, 156788, 157054, 314108, 8526379, 17052758, 34105516, 162001201, 324002402, 648004804]

約数ペア:

[(1, 648004804), (2, 324002402), (4, 162001201), (19, 34105516), (38, 17052758), (76, 8526379), (2063, 314108), (4126, 157054), (4133, 156788), (8252, 78527), (8266, 78394), (16532, 39197)]