20109249

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 31847040

約数和(自身を除く): 11737791

約数列:

[1, 3, 9, 17, 27, 51, 153, 193, 227, 459, 579, 681, 1737, 2043, 3281, 3859, 5211, 6129, 9843, 11577, 29529, 34731, 43811, 88587, 104193, 131433, 394299, 744787, 1182897, 2234361, 6703083, 20109249]

約数ペア:

[(1, 20109249), (3, 6703083), (9, 2234361), (17, 1182897), (27, 744787), (51, 394299), (153, 131433), (193, 104193), (227, 88587), (459, 43811), (579, 34731), (681, 29529), (1737, 11577), (2043, 9843), (3281, 6129), (3859, 5211)]