20796183

素因数分解:

$3^7\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 32157120

約数和(自身を除く): 11360937

約数列:

[1, 3, 9, 27, 37, 81, 111, 243, 257, 333, 729, 771, 999, 2187, 2313, 2997, 6939, 8991, 9509, 20817, 26973, 28527, 62451, 80919, 85581, 187353, 256743, 562059, 770229, 2310687, 6932061, 20796183]

約数ペア:

[(1, 20796183), (3, 6932061), (9, 2310687), (27, 770229), (37, 562059), (81, 256743), (111, 187353), (243, 85581), (257, 80919), (333, 62451), (729, 28527), (771, 26973), (999, 20817), (2187, 9509), (2313, 8991), (2997, 6939)]