2018986020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{18979}}^1$

素因数の和:19194

約数の個数: 96

約数和(自身を含む): 6313507200

約数和(自身を除く): 4294521180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 197, 270, 394, 540, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 5319, 5910, 7092, 8865, 10638, 11820, 17730, 18979, 21276, 26595, 35460, 37958, 53190, 56937, 75916, 94895, 106380, 113874, 170811, 189790, 227748, 284685, 341622, 379580, 512433, 569370, 683244, 854055, 1024866, 1138740, 1708110, 2049732, 2562165, 3416220, 3738863, 5124330, 7477726, 10248660, 11216589, 14955452, 18694315, 22433178, 33649767, 37388630, 44866356, 56082945, 67299534, 74777260, 100949301, 112165890, 134599068, 168248835, 201898602, 224331780, 336497670, 403797204, 504746505, 672995340, 1009493010, 2018986020]

約数ペア:

[(1, 2018986020), (2, 1009493010), (3, 672995340), (4, 504746505), (5, 403797204), (6, 336497670), (9, 224331780), (10, 201898602), (12, 168248835), (15, 134599068), (18, 112165890), (20, 100949301), (27, 74777260), (30, 67299534), (36, 56082945), (45, 44866356), (54, 37388630), (60, 33649767), (90, 22433178), (108, 18694315), (135, 14955452), (180, 11216589), (197, 10248660), (270, 7477726), (394, 5124330), (540, 3738863), (591, 3416220), (788, 2562165), (985, 2049732), (1182, 1708110), (1773, 1138740), (1970, 1024866), (2364, 854055), (2955, 683244), (3546, 569370), (3940, 512433), (5319, 379580), (5910, 341622), (7092, 284685), (8865, 227748), (10638, 189790), (11820, 170811), (17730, 113874), (18979, 106380), (21276, 94895), (26595, 75916), (35460, 56937), (37958, 53190)]