18714933

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1307}}^1$

素因数の和:1393

約数の個数: 24

約数和(自身を含む): 28430688

約数和(自身を除く): 9715755

約数列:

[1, 3, 9, 37, 43, 111, 129, 333, 387, 1307, 1591, 3921, 4773, 11763, 14319, 48359, 56201, 145077, 168603, 435231, 505809, 2079437, 6238311, 18714933]

約数ペア:

[(1, 18714933), (3, 6238311), (9, 2079437), (37, 505809), (43, 435231), (111, 168603), (129, 145077), (333, 56201), (387, 48359), (1307, 14319), (1591, 11763), (3921, 4773)]