20613264

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1979}}^1$

素因数の和:2028

約数の個数: 80

約数和(自身を含む): 62853120

約数和(自身を除く): 42239856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 1979, 2604, 3472, 3958, 5208, 5937, 7916, 10416, 11874, 13853, 15832, 23748, 27706, 31664, 41559, 47496, 55412, 61349, 83118, 94992, 110824, 122698, 166236, 184047, 221648, 245396, 332472, 368094, 429443, 490792, 664944, 736188, 858886, 981584, 1288329, 1472376, 1717772, 2576658, 2944752, 3435544, 5153316, 6871088, 10306632, 20613264]

約数ペア:

[(1, 20613264), (2, 10306632), (3, 6871088), (4, 5153316), (6, 3435544), (7, 2944752), (8, 2576658), (12, 1717772), (14, 1472376), (16, 1288329), (21, 981584), (24, 858886), (28, 736188), (31, 664944), (42, 490792), (48, 429443), (56, 368094), (62, 332472), (84, 245396), (93, 221648), (112, 184047), (124, 166236), (168, 122698), (186, 110824), (217, 94992), (248, 83118), (336, 61349), (372, 55412), (434, 47496), (496, 41559), (651, 31664), (744, 27706), (868, 23748), (1302, 15832), (1488, 13853), (1736, 11874), (1979, 10416), (2604, 7916), (3472, 5937), (3958, 5208)]