18370557

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{4447}}^1$

素因数の和:4479

約数の個数: 24

約数和(自身を含む): 29143296

約数和(自身を除く): 10772739

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 4447, 13341, 40023, 75599, 120069, 226797, 360207, 680391, 1080621, 2041173, 6123519, 18370557]

約数ペア:

[(1, 18370557), (3, 6123519), (9, 2041173), (17, 1080621), (27, 680391), (51, 360207), (81, 226797), (153, 120069), (243, 75599), (459, 40023), (1377, 13341), (4131, 4447)]