20460922

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1619}}^1$

素因数の和:1781

約数の個数: 16

約数和(自身を含む): 31492800

約数和(自身を除く): 11031878

約数列:

[1, 2, 71, 89, 142, 178, 1619, 3238, 6319, 12638, 114949, 144091, 229898, 288182, 10230461, 20460922]

約数ペア:

[(1, 20460922), (2, 10230461), (71, 288182), (89, 229898), (142, 144091), (178, 114949), (1619, 12638), (3238, 6319)]