18348903

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{4561}}^1$

素因数の和:4719

約数の個数: 16

約数和(自身を含む): 27372000

約数和(自身を除く): 9023097

約数列:

[1, 3, 9, 27, 149, 447, 1341, 4023, 4561, 13683, 41049, 123147, 679589, 2038767, 6116301, 18348903]

約数ペア:

[(1, 18348903), (3, 6116301), (9, 2038767), (27, 679589), (149, 123147), (447, 41049), (1341, 13683), (4023, 4561)]