18508735696

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{523}}^1\times {\mathrm{557}}^1$

素因数の和:1137

約数の個数: 120

約数和(自身を含む): 41441302944

約数和(自身を除く): 22932567248

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 361, 418, 523, 557, 722, 836, 1046, 1114, 1444, 1672, 2092, 2228, 2888, 3344, 3971, 4184, 4456, 5753, 5776, 6127, 7942, 8368, 8912, 9937, 10583, 11506, 12254, 15884, 19874, 21166, 23012, 24508, 31768, 39748, 42332, 46024, 49016, 63536, 79496, 84664, 92048, 98032, 109307, 116413, 158992, 169328, 188803, 201077, 218614, 232826, 291311, 377606, 402154, 437228, 465652, 582622, 755212, 804308, 874456, 931304, 1165244, 1510424, 1608616, 1748912, 1862608, 2076833, 2211847, 2330488, 3020848, 3204421, 3217232, 4153666, 4423694, 4660976, 5534909, 6408842, 8307332, 8847388, 11069818, 12817684, 16614664, 17694776, 22139636, 25635368, 33229328, 35389552, 44279272, 51270736, 60883999, 88558544, 105163271, 121767998, 210326542, 243535996, 420653084, 487071992, 841306168, 974143984, 1156795981, 1682612336, 2313591962, 4627183924, 9254367848, 18508735696]

約数ペア:

[(1, 18508735696), (2, 9254367848), (4, 4627183924), (8, 2313591962), (11, 1682612336), (16, 1156795981), (19, 974143984), (22, 841306168), (38, 487071992), (44, 420653084), (76, 243535996), (88, 210326542), (152, 121767998), (176, 105163271), (209, 88558544), (304, 60883999), (361, 51270736), (418, 44279272), (523, 35389552), (557, 33229328), (722, 25635368), (836, 22139636), (1046, 17694776), (1114, 16614664), (1444, 12817684), (1672, 11069818), (2092, 8847388), (2228, 8307332), (2888, 6408842), (3344, 5534909), (3971, 4660976), (4184, 4423694), (4456, 4153666), (5753, 3217232), (5776, 3204421), (6127, 3020848), (7942, 2330488), (8368, 2211847), (8912, 2076833), (9937, 1862608), (10583, 1748912), (11506, 1608616), (12254, 1510424), (15884, 1165244), (19874, 931304), (21166, 874456), (23012, 804308), (24508, 755212), (31768, 582622), (39748, 465652), (42332, 437228), (46024, 402154), (49016, 377606), (63536, 291311), (79496, 232826), (84664, 218614), (92048, 201077), (98032, 188803), (109307, 169328), (116413, 158992)]