18067089

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:680

約数の個数: 16

約数和(自身を含む): 24572160

約数和(自身を除く): 6505071

約数列:

[1, 3, 89, 157, 267, 431, 471, 1293, 13973, 38359, 41919, 67667, 115077, 203001, 6022363, 18067089]

約数ペア:

[(1, 18067089), (3, 6022363), (89, 203001), (157, 115077), (267, 67667), (431, 41919), (471, 38359), (1293, 13973)]