646571568

素因数分解:

$2^4\times 3^1\times {\mathrm{13470241}}^1$

素因数の和:13470252

約数の個数: 20

約数和(自身を含む): 1670310008

約数和(自身を除く): 1023738440

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13470241, 26940482, 40410723, 53880964, 80821446, 107761928, 161642892, 215523856, 323285784, 646571568]

約数ペア:

[(1, 646571568), (2, 323285784), (3, 215523856), (4, 161642892), (6, 107761928), (8, 80821446), (12, 53880964), (16, 40410723), (24, 26940482), (48, 13470241)]