67809968

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{98561}}^1$

素因数の和:98612

約数の個数: 20

約数和(自身を含む): 134438568

約数和(自身を除く): 66628600

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 98561, 197122, 394244, 788488, 1576976, 4238123, 8476246, 16952492, 33904984, 67809968]

約数ペア:

[(1, 67809968), (2, 33904984), (4, 16952492), (8, 8476246), (16, 4238123), (43, 1576976), (86, 788488), (172, 394244), (344, 197122), (688, 98561)]