18860049

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{487}}^1$

素因数の和:837

約数の個数: 24

約数和(自身を含む): 29486912

約数和(自身を除く): 10626863

約数列:

[1, 3, 9, 13, 39, 117, 331, 487, 993, 1461, 2979, 4303, 4383, 6331, 12909, 18993, 38727, 56979, 161197, 483591, 1450773, 2095561, 6286683, 18860049]

約数ペア:

[(1, 18860049), (3, 6286683), (9, 2095561), (13, 1450773), (39, 483591), (117, 161197), (331, 56979), (487, 38727), (993, 18993), (1461, 12909), (2979, 6331), (4303, 4383)]