20092693173

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{488909}}^1$

素因数の和:489041

約数の個数: 32

約数和(自身を含む): 32541849600

約数和(自身を除く): 12449156427

約数列:

[1, 3, 7, 19, 21, 57, 103, 133, 309, 399, 721, 1957, 2163, 5871, 13699, 41097, 488909, 1466727, 3422363, 9289271, 10267089, 27867813, 50357627, 65024897, 151072881, 195074691, 352503389, 956794913, 1057510167, 2870384739, 6697564391, 20092693173]

約数ペア:

[(1, 20092693173), (3, 6697564391), (7, 2870384739), (19, 1057510167), (21, 956794913), (57, 352503389), (103, 195074691), (133, 151072881), (309, 65024897), (399, 50357627), (721, 27867813), (1957, 10267089), (2163, 9289271), (5871, 3422363), (13699, 1466727), (41097, 488909)]