20429795474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1\times {\mathrm{1021}}^1$

素因数の和:1539

約数の個数: 64

約数和(自身を含む): 35143718400

約数和(自身を除く): 14713922926

約数列:

[1, 2, 11, 22, 29, 58, 79, 158, 319, 397, 638, 794, 869, 1021, 1738, 2042, 2291, 4367, 4582, 8734, 11231, 11513, 22462, 23026, 25201, 29609, 31363, 50402, 59218, 62726, 80659, 126643, 161318, 253286, 325699, 344993, 405337, 651398, 689986, 810674, 887249, 909527, 1774498, 1819054, 2339111, 4458707, 4678222, 8917414, 10004797, 11754773, 20009594, 23509546, 25730221, 32021623, 51460442, 64043246, 129302503, 258605006, 352237853, 704475706, 928627067, 1857254134, 10214897737, 20429795474]

約数ペア:

[(1, 20429795474), (2, 10214897737), (11, 1857254134), (22, 928627067), (29, 704475706), (58, 352237853), (79, 258605006), (158, 129302503), (319, 64043246), (397, 51460442), (638, 32021623), (794, 25730221), (869, 23509546), (1021, 20009594), (1738, 11754773), (2042, 10004797), (2291, 8917414), (4367, 4678222), (4582, 4458707), (8734, 2339111), (11231, 1819054), (11513, 1774498), (22462, 909527), (23026, 887249), (25201, 810674), (29609, 689986), (31363, 651398), (50402, 405337), (59218, 344993), (62726, 325699), (80659, 253286), (126643, 161318)]