1980968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{22511}}^1$

素因数の和:22528

約数の個数: 16

約数和(自身を含む): 4052160

約数和(自身を除く): 2071192

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 22511, 45022, 90044, 180088, 247621, 495242, 990484, 1980968]

約数ペア:

[(1, 1980968), (2, 990484), (4, 495242), (8, 247621), (11, 180088), (22, 90044), (44, 45022), (88, 22511)]