18493288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{9137}}^1$

素因数の和:9177

約数の個数: 32

約数和(自身を含む): 39476160

約数和(自身を除く): 20982872

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 9137, 18274, 36548, 73096, 100507, 201014, 210151, 402028, 420302, 804056, 840604, 1681208, 2311661, 4623322, 9246644, 18493288]

約数ペア:

[(1, 18493288), (2, 9246644), (4, 4623322), (8, 2311661), (11, 1681208), (22, 840604), (23, 804056), (44, 420302), (46, 402028), (88, 210151), (92, 201014), (184, 100507), (253, 73096), (506, 36548), (1012, 18274), (2024, 9137)]