389635204

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1\times {\mathrm{1033}}^1$

素因数の和:1772

約数の個数: 48

約数和(自身を含む): 822236800

約数和(自身を除く): 432601596

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 709, 1033, 1418, 2066, 2836, 4132, 4963, 7231, 9926, 13471, 14462, 19627, 19852, 26942, 28924, 39254, 53884, 78508, 94297, 137389, 188594, 274778, 377188, 549556, 732397, 1464794, 2929588, 5126779, 10253558, 13915543, 20507116, 27831086, 55662172, 97408801, 194817602, 389635204]

約数ペア:

[(1, 389635204), (2, 194817602), (4, 97408801), (7, 55662172), (14, 27831086), (19, 20507116), (28, 13915543), (38, 10253558), (76, 5126779), (133, 2929588), (266, 1464794), (532, 732397), (709, 549556), (1033, 377188), (1418, 274778), (2066, 188594), (2836, 137389), (4132, 94297), (4963, 78508), (7231, 53884), (9926, 39254), (13471, 28924), (14462, 26942), (19627, 19852)]