81694448

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{464173}}^1$

素因数の和:464192

約数の個数: 20

約数和(自身を含む): 172672728

約数和(自身を除く): 90978280

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 464173, 928346, 1856692, 3713384, 5105903, 7426768, 10211806, 20423612, 40847224, 81694448]

約数ペア:

[(1, 81694448), (2, 40847224), (4, 20423612), (8, 10211806), (11, 7426768), (16, 5105903), (22, 3713384), (44, 1856692), (88, 928346), (176, 464173)]