20094172

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 42819840

約数和(自身を除く): 22725668

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 107, 133, 214, 266, 353, 428, 532, 706, 749, 1412, 1498, 2033, 2471, 2996, 4066, 4942, 6707, 8132, 9884, 13414, 14231, 26828, 28462, 37771, 46949, 56924, 75542, 93898, 151084, 187796, 264397, 528794, 717649, 1057588, 1435298, 2870596, 5023543, 10047086, 20094172]

約数ペア:

[(1, 20094172), (2, 10047086), (4, 5023543), (7, 2870596), (14, 1435298), (19, 1057588), (28, 717649), (38, 528794), (76, 264397), (107, 187796), (133, 151084), (214, 93898), (266, 75542), (353, 56924), (428, 46949), (532, 37771), (706, 28462), (749, 26828), (1412, 14231), (1498, 13414), (2033, 9884), (2471, 8132), (2996, 6707), (4066, 4942)]