18157832

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4211}}^1$

素因数の和:4242

約数の個数: 48

約数和(自身を含む): 43215120

約数和(自身を除く): 25057288

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 1078, 2156, 4211, 4312, 8422, 16844, 29477, 33688, 46321, 58954, 92642, 117908, 185284, 206339, 235816, 324247, 370568, 412678, 648494, 825356, 1296988, 1650712, 2269729, 2593976, 4539458, 9078916, 18157832]

約数ペア:

[(1, 18157832), (2, 9078916), (4, 4539458), (7, 2593976), (8, 2269729), (11, 1650712), (14, 1296988), (22, 825356), (28, 648494), (44, 412678), (49, 370568), (56, 324247), (77, 235816), (88, 206339), (98, 185284), (154, 117908), (196, 92642), (308, 58954), (392, 46321), (539, 33688), (616, 29477), (1078, 16844), (2156, 8422), (4211, 4312)]