18075879

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{13127}}^1$

素因数の和:13156

約数の個数: 20

約数和(自身を含む): 28592784

約数和(自身を除く): 10516905

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 13127, 39381, 118143, 223159, 354429, 669477, 1063287, 2008431, 6025293, 18075879]

約数ペア:

[(1, 18075879), (3, 6025293), (9, 2008431), (17, 1063287), (27, 669477), (51, 354429), (81, 223159), (153, 118143), (459, 39381), (1377, 13127)]