20783319

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2207}}^1$

素因数の和:2326

約数の個数: 16

約数和(自身を含む): 28756992

約数和(自身を除く): 7973673

約数列:

[1, 3, 43, 73, 129, 219, 2207, 3139, 6621, 9417, 94901, 161111, 284703, 483333, 6927773, 20783319]

約数ペア:

[(1, 20783319), (3, 6927773), (43, 483333), (73, 284703), (129, 161111), (219, 94901), (2207, 9417), (3139, 6621)]