18557044

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1667}}^1$

素因数の和:1716

約数の個数: 36

約数和(自身を含む): 37269792

約数和(自身を除く): 18712748

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 121, 242, 253, 484, 506, 1012, 1667, 2783, 3334, 5566, 6668, 11132, 18337, 36674, 38341, 73348, 76682, 153364, 201707, 403414, 421751, 806828, 843502, 1687004, 4639261, 9278522, 18557044]

約数ペア:

[(1, 18557044), (2, 9278522), (4, 4639261), (11, 1687004), (22, 843502), (23, 806828), (44, 421751), (46, 403414), (92, 201707), (121, 153364), (242, 76682), (253, 73348), (484, 38341), (506, 36674), (1012, 18337), (1667, 11132), (2783, 6668), (3334, 5566)]