20582492

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17929}}^1$

素因数の和:17981

約数の個数: 24

約数和(自身を含む): 42171360

約数和(自身を除く): 21588868

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 17929, 35858, 71716, 125503, 251006, 502012, 735089, 1470178, 2940356, 5145623, 10291246, 20582492]

約数ペア:

[(1, 20582492), (2, 10291246), (4, 5145623), (7, 2940356), (14, 1470178), (28, 735089), (41, 502012), (82, 251006), (164, 125503), (287, 71716), (574, 35858), (1148, 17929)]