205783856

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{51241}}^1$

素因数の和:51500

約数の個数: 20

約数和(自身を含む): 400302504

約数和(自身を除く): 194518648

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 51241, 102482, 204964, 409928, 819856, 12861491, 25722982, 51445964, 102891928, 205783856]

約数ペア:

[(1, 205783856), (2, 102891928), (4, 51445964), (8, 25722982), (16, 12861491), (251, 819856), (502, 409928), (1004, 204964), (2008, 102482), (4016, 51241)]