20160497308

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{523}}^1\times {\mathrm{18859}}^1$

素因数の和:19466

約数の個数: 48

約数和(自身を含む): 40953660160

約数和(自身を除く): 20793162852

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 523, 1022, 1046, 2044, 2092, 3661, 7322, 14644, 18859, 37718, 38179, 75436, 76358, 132013, 152716, 264026, 267253, 528052, 534506, 1069012, 1376707, 2753414, 5506828, 9636949, 9863257, 19273898, 19726514, 38547796, 39453028, 69042799, 138085598, 276171196, 720017761, 1440035522, 2880071044, 5040124327, 10080248654, 20160497308]

約数ペア:

[(1, 20160497308), (2, 10080248654), (4, 5040124327), (7, 2880071044), (14, 1440035522), (28, 720017761), (73, 276171196), (146, 138085598), (292, 69042799), (511, 39453028), (523, 38547796), (1022, 19726514), (1046, 19273898), (2044, 9863257), (2092, 9636949), (3661, 5506828), (7322, 2753414), (14644, 1376707), (18859, 1069012), (37718, 534506), (38179, 528052), (75436, 267253), (76358, 264026), (132013, 152716)]