201920037

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{617}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 301860864

約数和(自身を除く): 99940827

約数列:

[1, 3, 11, 33, 47, 141, 211, 517, 617, 633, 1551, 1851, 2321, 6787, 6963, 9917, 20361, 28999, 29751, 86997, 109087, 130187, 318989, 327261, 390561, 956967, 1432057, 4296171, 6118789, 18356367, 67306679, 201920037]

約数ペア:

[(1, 201920037), (3, 67306679), (11, 18356367), (33, 6118789), (47, 4296171), (141, 1432057), (211, 956967), (517, 390561), (617, 327261), (633, 318989), (1551, 130187), (1851, 109087), (2321, 86997), (6787, 29751), (6963, 28999), (9917, 20361)]