2019925755

素因数分解:

$3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{56039}}^1$

素因数の和:56145

約数の個数: 40

約数和(自身を含む): 3661653600

約数和(自身を除く): 1641727845

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 89, 135, 267, 405, 445, 801, 1335, 2403, 4005, 7209, 12015, 36045, 56039, 168117, 280195, 504351, 840585, 1513053, 2521755, 4539159, 4987471, 7565265, 14962413, 22695795, 24937355, 44887239, 74812065, 134661717, 224436195, 403985151, 673308585, 2019925755]

約数ペア:

[(1, 2019925755), (3, 673308585), (5, 403985151), (9, 224436195), (15, 134661717), (27, 74812065), (45, 44887239), (81, 24937355), (89, 22695795), (135, 14962413), (267, 7565265), (405, 4987471), (445, 4539159), (801, 2521755), (1335, 1513053), (2403, 840585), (4005, 504351), (7209, 280195), (12015, 168117), (36045, 56039)]