20483973

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 30326400

約数和(自身を除く): 9842427

約数列:

[1, 3, 9, 89, 107, 239, 267, 321, 717, 801, 963, 2151, 9523, 21271, 25573, 28569, 63813, 76719, 85707, 191439, 230157, 2275997, 6827991, 20483973]

約数ペア:

[(1, 20483973), (3, 6827991), (9, 2275997), (89, 230157), (107, 191439), (239, 85707), (267, 76719), (321, 63813), (717, 28569), (801, 25573), (963, 21271), (2151, 9523)]