205904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{757}}^1$

素因数の和:782

約数の個数: 20

約数和(自身を含む): 422964

約数和(自身を除く): 217060

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 757, 1514, 3028, 6056, 12112, 12869, 25738, 51476, 102952, 205904]

約数ペア:

[(1, 205904), (2, 102952), (4, 51476), (8, 25738), (16, 12869), (17, 12112), (34, 6056), (68, 3028), (136, 1514), (272, 757)]