20111251917

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2693351}}^1$

素因数の和:2693504

約数の個数: 16

約数和(自身を含む): 28441797120

約数和(自身を除く): 8330545203

約数列:

[1, 3, 19, 57, 131, 393, 2489, 7467, 2693351, 8080053, 51173669, 153521007, 352828981, 1058486943, 6703750639, 20111251917]

約数ペア:

[(1, 20111251917), (3, 6703750639), (19, 1058486943), (57, 352828981), (131, 153521007), (393, 51173669), (2489, 8080053), (7467, 2693351)]