320848516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{4221691}}^1$

素因数の和:4221714

約数の個数: 12

約数和(自身を含む): 591036880

約数和(自身を除く): 270188364

約数列:

[1, 2, 4, 19, 38, 76, 4221691, 8443382, 16886764, 80212129, 160424258, 320848516]

約数ペア:

[(1, 320848516), (2, 160424258), (4, 80212129), (19, 16886764), (38, 8443382), (76, 4221691)]