20063757

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1307}}^1$

素因数の和:1377

約数の個数: 32

約数和(自身を含む): 33149952

約数和(自身を除く): 13086195

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 1307, 2193, 3921, 5117, 9149, 15351, 22219, 27447, 56201, 66657, 155533, 168603, 393407, 466599, 955417, 1180221, 2866251, 6687919, 20063757]

約数ペア:

[(1, 20063757), (3, 6687919), (7, 2866251), (17, 1180221), (21, 955417), (43, 466599), (51, 393407), (119, 168603), (129, 155533), (301, 66657), (357, 56201), (731, 27447), (903, 22219), (1307, 15351), (2193, 9149), (3921, 5117)]