20548584

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{40771}}^1$

素因数の和:40790

約数の個数: 48

約数和(自身を含む): 63604320

約数和(自身を除く): 43055736

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 40771, 81542, 122313, 163084, 244626, 285397, 326168, 366939, 489252, 570794, 733878, 856191, 978504, 1141588, 1467756, 1712382, 2283176, 2568573, 2935512, 3424764, 5137146, 6849528, 10274292, 20548584]

約数ペア:

[(1, 20548584), (2, 10274292), (3, 6849528), (4, 5137146), (6, 3424764), (7, 2935512), (8, 2568573), (9, 2283176), (12, 1712382), (14, 1467756), (18, 1141588), (21, 978504), (24, 856191), (28, 733878), (36, 570794), (42, 489252), (56, 366939), (63, 326168), (72, 285397), (84, 244626), (126, 163084), (168, 122313), (252, 81542), (504, 40771)]