18789777

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{967}}^1$

素因数の和:1117

約数の個数: 24

約数和(自身を含む): 28993536

約数和(自身を除く): 10203759

約数列:

[1, 3, 9, 17, 51, 127, 153, 381, 967, 1143, 2159, 2901, 6477, 8703, 16439, 19431, 49317, 122809, 147951, 368427, 1105281, 2087753, 6263259, 18789777]

約数ペア:

[(1, 18789777), (3, 6263259), (9, 2087753), (17, 1105281), (51, 368427), (127, 147951), (153, 122809), (381, 49317), (967, 19431), (1143, 16439), (2159, 8703), (2901, 6477)]