65791984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{216421}}^1$

素因数の和:216448

約数の個数: 20

約数和(自身を含む): 134181640

約数和(自身を除く): 68389656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 216421, 432842, 865684, 1731368, 3462736, 4111999, 8223998, 16447996, 32895992, 65791984]

約数ペア:

[(1, 65791984), (2, 32895992), (4, 16447996), (8, 8223998), (16, 4111999), (19, 3462736), (38, 1731368), (76, 865684), (152, 432842), (304, 216421)]