20512272

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{733}}^1$

素因数の和:808

約数の個数: 80

約数和(自身を含む): 58978368

約数和(自身を除く): 38466096

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 53, 66, 88, 106, 132, 159, 176, 212, 264, 318, 424, 528, 583, 636, 733, 848, 1166, 1272, 1466, 1749, 2199, 2332, 2544, 2932, 3498, 4398, 4664, 5864, 6996, 8063, 8796, 9328, 11728, 13992, 16126, 17592, 24189, 27984, 32252, 35184, 38849, 48378, 64504, 77698, 96756, 116547, 129008, 155396, 193512, 233094, 310792, 387024, 427339, 466188, 621584, 854678, 932376, 1282017, 1709356, 1864752, 2564034, 3418712, 5128068, 6837424, 10256136, 20512272]

約数ペア:

[(1, 20512272), (2, 10256136), (3, 6837424), (4, 5128068), (6, 3418712), (8, 2564034), (11, 1864752), (12, 1709356), (16, 1282017), (22, 932376), (24, 854678), (33, 621584), (44, 466188), (48, 427339), (53, 387024), (66, 310792), (88, 233094), (106, 193512), (132, 155396), (159, 129008), (176, 116547), (212, 96756), (264, 77698), (318, 64504), (424, 48378), (528, 38849), (583, 35184), (636, 32252), (733, 27984), (848, 24189), (1166, 17592), (1272, 16126), (1466, 13992), (1749, 11728), (2199, 9328), (2332, 8796), (2544, 8063), (2932, 6996), (3498, 5864), (4398, 4664)]