20161789452

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{367}}^1\times {\mathrm{218003}}^1$

素因数の和:218387

約数の個数: 72

約数和(自身を含む): 58404143616

約数和(自身を除く): 38242354164

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 367, 734, 1101, 1468, 2202, 2569, 3303, 4404, 5138, 6606, 7707, 10276, 13212, 15414, 23121, 30828, 46242, 92484, 218003, 436006, 654009, 872012, 1308018, 1526021, 1962027, 2616036, 3052042, 3924054, 4578063, 6104084, 7848108, 9156126, 13734189, 18312252, 27468378, 54936756, 80007101, 160014202, 240021303, 320028404, 480042606, 560049707, 720063909, 960085212, 1120099414, 1440127818, 1680149121, 2240198828, 2880255636, 3360298242, 5040447363, 6720596484, 10080894726, 20161789452]

約数ペア:

[(1, 20161789452), (2, 10080894726), (3, 6720596484), (4, 5040447363), (6, 3360298242), (7, 2880255636), (9, 2240198828), (12, 1680149121), (14, 1440127818), (18, 1120099414), (21, 960085212), (28, 720063909), (36, 560049707), (42, 480042606), (63, 320028404), (84, 240021303), (126, 160014202), (252, 80007101), (367, 54936756), (734, 27468378), (1101, 18312252), (1468, 13734189), (2202, 9156126), (2569, 7848108), (3303, 6104084), (4404, 4578063), (5138, 3924054), (6606, 3052042), (7707, 2616036), (10276, 1962027), (13212, 1526021), (15414, 1308018), (23121, 872012), (30828, 654009), (46242, 436006), (92484, 218003)]