208886988

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:367

約数の個数: 96

約数和(自身を含む): 531901440

約数和(自身を除く): 323014452

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 47, 57, 76, 94, 101, 114, 141, 188, 193, 202, 228, 282, 303, 386, 404, 564, 579, 606, 772, 893, 1158, 1212, 1786, 1919, 2316, 2679, 3572, 3667, 3838, 4747, 5358, 5757, 7334, 7676, 9071, 9494, 10716, 11001, 11514, 14241, 14668, 18142, 18988, 19493, 22002, 23028, 27213, 28482, 36284, 38986, 44004, 54426, 56964, 58479, 77972, 90193, 108852, 116958, 172349, 180386, 233916, 270579, 344698, 360772, 370367, 517047, 541158, 689396, 740734, 916171, 1034094, 1082316, 1111101, 1481468, 1832342, 2068188, 2222202, 2748513, 3664684, 4444404, 5497026, 10994052, 17407249, 34814498, 52221747, 69628996, 104443494, 208886988]

約数ペア:

[(1, 208886988), (2, 104443494), (3, 69628996), (4, 52221747), (6, 34814498), (12, 17407249), (19, 10994052), (38, 5497026), (47, 4444404), (57, 3664684), (76, 2748513), (94, 2222202), (101, 2068188), (114, 1832342), (141, 1481468), (188, 1111101), (193, 1082316), (202, 1034094), (228, 916171), (282, 740734), (303, 689396), (386, 541158), (404, 517047), (564, 370367), (579, 360772), (606, 344698), (772, 270579), (893, 233916), (1158, 180386), (1212, 172349), (1786, 116958), (1919, 108852), (2316, 90193), (2679, 77972), (3572, 58479), (3667, 56964), (3838, 54426), (4747, 44004), (5358, 38986), (5757, 36284), (7334, 28482), (7676, 27213), (9071, 23028), (9494, 22002), (10716, 19493), (11001, 18988), (11514, 18142), (14241, 14668)]