20120584

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{9941}}^1$

素因数の和:9981

約数の個数: 32

約数和(自身を含む): 42949440

約数和(自身を除く): 22828856

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 9941, 19882, 39764, 79528, 109351, 218702, 228643, 437404, 457286, 874808, 914572, 1829144, 2515073, 5030146, 10060292, 20120584]

約数ペア:

[(1, 20120584), (2, 10060292), (4, 5030146), (8, 2515073), (11, 1829144), (22, 914572), (23, 874808), (44, 457286), (46, 437404), (88, 228643), (92, 218702), (184, 109351), (253, 79528), (506, 39764), (1012, 19882), (2024, 9941)]