20620848

素因数分解:

$2^4\times 3^1\times {\mathrm{353}}^1\times {\mathrm{1217}}^1$

素因数の和:1581

約数の個数: 40

約数和(自身を含む): 53465328

約数和(自身を除く): 32844480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 353, 706, 1059, 1217, 1412, 2118, 2434, 2824, 3651, 4236, 4868, 5648, 7302, 8472, 9736, 14604, 16944, 19472, 29208, 58416, 429601, 859202, 1288803, 1718404, 2577606, 3436808, 5155212, 6873616, 10310424, 20620848]

約数ペア:

[(1, 20620848), (2, 10310424), (3, 6873616), (4, 5155212), (6, 3436808), (8, 2577606), (12, 1718404), (16, 1288803), (24, 859202), (48, 429601), (353, 58416), (706, 29208), (1059, 19472), (1217, 16944), (1412, 14604), (2118, 9736), (2434, 8472), (2824, 7302), (3651, 5648), (4236, 4868)]