20704278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21433}}^1$

素因数の和:21468

約数の個数: 32

約数和(自身を含む): 49383936

約数和(自身を除く): 28679658

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 21433, 42866, 64299, 128598, 150031, 300062, 450093, 492959, 900186, 985918, 1478877, 2957754, 3450713, 6901426, 10352139, 20704278]

約数ペア:

[(1, 20704278), (2, 10352139), (3, 6901426), (6, 3450713), (7, 2957754), (14, 1478877), (21, 985918), (23, 900186), (42, 492959), (46, 450093), (69, 300062), (138, 150031), (161, 128598), (322, 64299), (483, 42866), (966, 21433)]