20054551

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2557}}^1$

素因数の和:2622

約数の個数: 16

約数和(自身を含む): 23574528

約数和(自身を除く): 3519977

約数列:

[1, 11, 23, 31, 253, 341, 713, 2557, 7843, 28127, 58811, 79267, 646921, 871937, 1823141, 20054551]

約数ペア:

[(1, 20054551), (11, 1823141), (23, 871937), (31, 646921), (253, 79267), (341, 58811), (713, 28127), (2557, 7843)]