20116668546

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{4969}}^1$

素因数の和:5145

約数の個数: 128

約数和(自身を含む): 49429632000

約数和(自身を除く): 29312963454

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 73, 78, 79, 117, 146, 158, 219, 234, 237, 351, 438, 474, 657, 702, 711, 949, 1027, 1314, 1422, 1898, 1971, 2054, 2133, 2847, 3081, 3942, 4266, 4969, 5694, 5767, 6162, 8541, 9243, 9938, 11534, 14907, 17082, 17301, 18486, 25623, 27729, 29814, 34602, 44721, 51246, 51903, 55458, 64597, 74971, 89442, 103806, 129194, 134163, 149942, 155709, 193791, 224913, 268326, 311418, 362737, 387582, 392551, 449826, 581373, 674739, 725474, 785102, 1088211, 1162746, 1177653, 1349478, 1744119, 2024217, 2176422, 2355306, 3264633, 3488238, 3532959, 4048434, 4715581, 5103163, 6529266, 7065918, 9431162, 9793899, 10206326, 10598877, 14146743, 15309489, 19587798, 21197754, 28293486, 28656223, 30618978, 42440229, 45928467, 57312446, 84880458, 85968669, 91856934, 127320687, 137785401, 171937338, 254641374, 257906007, 275570802, 372530899, 515812014, 745061798, 773718021, 1117592697, 1547436042, 2235185394, 3352778091, 6705556182, 10058334273, 20116668546]

約数ペア:

[(1, 20116668546), (2, 10058334273), (3, 6705556182), (6, 3352778091), (9, 2235185394), (13, 1547436042), (18, 1117592697), (26, 773718021), (27, 745061798), (39, 515812014), (54, 372530899), (73, 275570802), (78, 257906007), (79, 254641374), (117, 171937338), (146, 137785401), (158, 127320687), (219, 91856934), (234, 85968669), (237, 84880458), (351, 57312446), (438, 45928467), (474, 42440229), (657, 30618978), (702, 28656223), (711, 28293486), (949, 21197754), (1027, 19587798), (1314, 15309489), (1422, 14146743), (1898, 10598877), (1971, 10206326), (2054, 9793899), (2133, 9431162), (2847, 7065918), (3081, 6529266), (3942, 5103163), (4266, 4715581), (4969, 4048434), (5694, 3532959), (5767, 3488238), (6162, 3264633), (8541, 2355306), (9243, 2176422), (9938, 2024217), (11534, 1744119), (14907, 1349478), (17082, 1177653), (17301, 1162746), (18486, 1088211), (25623, 785102), (27729, 725474), (29814, 674739), (34602, 581373), (44721, 449826), (51246, 392551), (51903, 387582), (55458, 362737), (64597, 311418), (74971, 268326), (89442, 224913), (103806, 193791), (129194, 155709), (134163, 149942)]