18584037

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:433

約数の個数: 24

約数和(自身を含む): 27555840

約数和(自身を除く): 8971803

約数列:

[1, 3, 9, 71, 127, 213, 229, 381, 639, 687, 1143, 2061, 9017, 16259, 27051, 29083, 48777, 81153, 87249, 146331, 261747, 2064893, 6194679, 18584037]

約数ペア:

[(1, 18584037), (3, 6194679), (9, 2064893), (71, 261747), (127, 146331), (213, 87249), (229, 81153), (381, 48777), (639, 29083), (687, 27051), (1143, 16259), (2061, 9017)]