20565821404

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{10531}}^1\times {\mathrm{21227}}^1$

素因数の和:31785

約数の個数: 24

約数和(自身を含む): 37560313728

約数和(自身を除く): 16994492324

約数列:

[1, 2, 4, 23, 46, 92, 10531, 21062, 21227, 42124, 42454, 84908, 242213, 484426, 488221, 968852, 976442, 1952884, 223541537, 447083074, 894166148, 5141455351, 10282910702, 20565821404]

約数ペア:

[(1, 20565821404), (2, 10282910702), (4, 5141455351), (23, 894166148), (46, 447083074), (92, 223541537), (10531, 1952884), (21062, 976442), (21227, 968852), (42124, 488221), (42454, 484426), (84908, 242213)]