18393201

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{503}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 28304640

約数和(自身を除く): 9911439

約数列:

[1, 3, 9, 17, 51, 153, 239, 503, 717, 1509, 2151, 4063, 4527, 8551, 12189, 25653, 36567, 76959, 120217, 360651, 1081953, 2043689, 6131067, 18393201]

約数ペア:

[(1, 18393201), (3, 6131067), (9, 2043689), (17, 1081953), (51, 360651), (153, 120217), (239, 76959), (503, 36567), (717, 25653), (1509, 12189), (2151, 8551), (4063, 4527)]