19370871

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9739}}^1$

素因数の和:9775

約数の個数: 24

約数和(自身を含む): 31908240

約数和(自身を除く): 12537369

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 9739, 29217, 87651, 126607, 165563, 379821, 496689, 1139463, 1490067, 2152319, 6456957, 19370871]

約数ペア:

[(1, 19370871), (3, 6456957), (9, 2152319), (13, 1490067), (17, 1139463), (39, 496689), (51, 379821), (117, 165563), (153, 126607), (221, 87651), (663, 29217), (1989, 9739)]