20516034

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{367}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 51720192

約数和(自身を除く): 31204158

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 121, 154, 231, 242, 363, 367, 462, 726, 734, 847, 1101, 1331, 1694, 2202, 2541, 2569, 2662, 3993, 4037, 5082, 5138, 7707, 7986, 8074, 9317, 12111, 15414, 18634, 24222, 27951, 28259, 44407, 55902, 56518, 84777, 88814, 133221, 169554, 266442, 310849, 488477, 621698, 932547, 976954, 1465431, 1865094, 2930862, 3419339, 6838678, 10258017, 20516034]

約数ペア:

[(1, 20516034), (2, 10258017), (3, 6838678), (6, 3419339), (7, 2930862), (11, 1865094), (14, 1465431), (21, 976954), (22, 932547), (33, 621698), (42, 488477), (66, 310849), (77, 266442), (121, 169554), (154, 133221), (231, 88814), (242, 84777), (363, 56518), (367, 55902), (462, 44407), (726, 28259), (734, 27951), (847, 24222), (1101, 18634), (1331, 15414), (1694, 12111), (2202, 9317), (2541, 8074), (2569, 7986), (2662, 7707), (3993, 5138), (4037, 5082)]