20216566992

素因数分解:

$2^4\times 3^1\times {\mathrm{139}}^2\times {\mathrm{21799}}^1$

素因数の和:22088

約数の個数: 60

約数和(自身を含む): 52606975200

約数和(自身を除く): 32390408208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 139, 278, 417, 556, 834, 1112, 1668, 2224, 3336, 6672, 19321, 21799, 38642, 43598, 57963, 65397, 77284, 87196, 115926, 130794, 154568, 174392, 231852, 261588, 309136, 348784, 463704, 523176, 927408, 1046352, 3030061, 6060122, 9090183, 12120244, 18180366, 24240488, 36360732, 48480976, 72721464, 145442928, 421178479, 842356958, 1263535437, 1684713916, 2527070874, 3369427832, 5054141748, 6738855664, 10108283496, 20216566992]

約数ペア:

[(1, 20216566992), (2, 10108283496), (3, 6738855664), (4, 5054141748), (6, 3369427832), (8, 2527070874), (12, 1684713916), (16, 1263535437), (24, 842356958), (48, 421178479), (139, 145442928), (278, 72721464), (417, 48480976), (556, 36360732), (834, 24240488), (1112, 18180366), (1668, 12120244), (2224, 9090183), (3336, 6060122), (6672, 3030061), (19321, 1046352), (21799, 927408), (38642, 523176), (43598, 463704), (57963, 348784), (65397, 309136), (77284, 261588), (87196, 231852), (115926, 174392), (130794, 154568)]