18254786

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{241}}^1\times {\mathrm{313}}^1$

素因数の和:578

約数の個数: 24

約数和(自身を含む): 30319212

約数和(自身を除く): 12064426

約数列:

[1, 2, 11, 22, 121, 241, 242, 313, 482, 626, 2651, 3443, 5302, 6886, 29161, 37873, 58322, 75433, 75746, 150866, 829763, 1659526, 9127393, 18254786]

約数ペア:

[(1, 18254786), (2, 9127393), (11, 1659526), (22, 829763), (121, 150866), (241, 75746), (242, 75433), (313, 58322), (482, 37873), (626, 29161), (2651, 6886), (3443, 5302)]