20120156782

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{4001}}^1\times {\mathrm{228581}}^1$

素因数の和:232595

約数の個数: 16

約数和(自身を含む): 32932265904

約数和(自身を除く): 12812109122

約数列:

[1, 2, 11, 22, 4001, 8002, 44011, 88022, 228581, 457162, 2514391, 5028782, 914552581, 1829105162, 10060078391, 20120156782]

約数ペア:

[(1, 20120156782), (2, 10060078391), (11, 1829105162), (22, 914552581), (4001, 5028782), (8002, 2514391), (44011, 457162), (88022, 228581)]