19650484

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{859}}^1$

素因数の和:932

約数の個数: 48

約数和(自身を含む): 42380800

約数和(自身を除く): 22730316

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 43, 76, 86, 133, 172, 266, 301, 532, 602, 817, 859, 1204, 1634, 1718, 3268, 3436, 5719, 6013, 11438, 12026, 16321, 22876, 24052, 32642, 36937, 65284, 73874, 114247, 147748, 228494, 258559, 456988, 517118, 701803, 1034236, 1403606, 2807212, 4912621, 9825242, 19650484]

約数ペア:

[(1, 19650484), (2, 9825242), (4, 4912621), (7, 2807212), (14, 1403606), (19, 1034236), (28, 701803), (38, 517118), (43, 456988), (76, 258559), (86, 228494), (133, 147748), (172, 114247), (266, 73874), (301, 65284), (532, 36937), (602, 32642), (817, 24052), (859, 22876), (1204, 16321), (1634, 12026), (1718, 11438), (3268, 6013), (3436, 5719)]