18803427

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2053}}^1$

素因数の和:2170

約数の個数: 16

約数和(自身を含む): 26028288

約数和(自身を除く): 7224861

約数列:

[1, 3, 43, 71, 129, 213, 2053, 3053, 6159, 9159, 88279, 145763, 264837, 437289, 6267809, 18803427]

約数ペア:

[(1, 18803427), (3, 6267809), (43, 437289), (71, 264837), (129, 145763), (213, 88279), (2053, 9159), (3053, 6159)]