20084311

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:167

約数の個数: 32

約数和(自身を含む): 24442880

約数和(自身を除く): 4358569

約数列:

[1, 13, 19, 31, 43, 61, 247, 403, 559, 589, 793, 817, 1159, 1333, 1891, 2623, 7657, 10621, 15067, 17329, 24583, 25327, 34099, 35929, 49837, 81313, 329251, 467077, 647881, 1057069, 1544947, 20084311]

約数ペア:

[(1, 20084311), (13, 1544947), (19, 1057069), (31, 647881), (43, 467077), (61, 329251), (247, 81313), (403, 49837), (559, 35929), (589, 34099), (793, 25327), (817, 24583), (1159, 17329), (1333, 15067), (1891, 10621), (2623, 7657)]