20560848

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5563}}^1$

素因数の和:5592

約数の個数: 80

約数和(自身を含む): 66233856

約数和(自身を除く): 45673008

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 84, 88, 112, 132, 154, 168, 176, 231, 264, 308, 336, 462, 528, 616, 924, 1232, 1848, 3696, 5563, 11126, 16689, 22252, 33378, 38941, 44504, 61193, 66756, 77882, 89008, 116823, 122386, 133512, 155764, 183579, 233646, 244772, 267024, 311528, 367158, 428351, 467292, 489544, 623056, 734316, 856702, 934584, 979088, 1285053, 1468632, 1713404, 1869168, 2570106, 2937264, 3426808, 5140212, 6853616, 10280424, 20560848]

約数ペア:

[(1, 20560848), (2, 10280424), (3, 6853616), (4, 5140212), (6, 3426808), (7, 2937264), (8, 2570106), (11, 1869168), (12, 1713404), (14, 1468632), (16, 1285053), (21, 979088), (22, 934584), (24, 856702), (28, 734316), (33, 623056), (42, 489544), (44, 467292), (48, 428351), (56, 367158), (66, 311528), (77, 267024), (84, 244772), (88, 233646), (112, 183579), (132, 155764), (154, 133512), (168, 122386), (176, 116823), (231, 89008), (264, 77882), (308, 66756), (336, 61193), (462, 44504), (528, 38941), (616, 33378), (924, 22252), (1232, 16689), (1848, 11126), (3696, 5563)]