20099145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{673}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 35328384

約数和(自身を除く): 15229239

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 181, 543, 673, 905, 1991, 2019, 2715, 3365, 5973, 7403, 9955, 10095, 22209, 29865, 37015, 111045, 121813, 365439, 609065, 1339943, 1827195, 4019829, 6699715, 20099145]

約数ペア:

[(1, 20099145), (3, 6699715), (5, 4019829), (11, 1827195), (15, 1339943), (33, 609065), (55, 365439), (165, 121813), (181, 111045), (543, 37015), (673, 29865), (905, 22209), (1991, 10095), (2019, 9955), (2715, 7403), (3365, 5973)]