205321808

素因数分解:

$2^4\times {\mathrm{3217}}^1\times {\mathrm{3989}}^1$

素因数の和:7214

約数の個数: 20

約数和(自身を含む): 398034420

約数和(自身を除く): 192712612

約数列:

[1, 2, 4, 8, 16, 3217, 3989, 6434, 7978, 12868, 15956, 25736, 31912, 51472, 63824, 12832613, 25665226, 51330452, 102660904, 205321808]

約数ペア:

[(1, 205321808), (2, 102660904), (4, 51330452), (8, 25665226), (16, 12832613), (3217, 63824), (3989, 51472), (6434, 31912), (7978, 25736), (12868, 15956)]