20070215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{3613}}^1$

素因数の和:3730

約数の個数: 16

約数和(自身を含む): 26541216

約数和(自身を除く): 6471001

約数列:

[1, 5, 11, 55, 101, 505, 1111, 3613, 5555, 18065, 39743, 198715, 364913, 1824565, 4014043, 20070215]

約数ペア:

[(1, 20070215), (5, 4014043), (11, 1824565), (55, 364913), (101, 198715), (505, 39743), (1111, 18065), (3613, 5555)]