19963083

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 32486400

約数和(自身を除く): 12523317

約数列:

[1, 3, 7, 17, 21, 51, 119, 199, 281, 357, 597, 843, 1393, 1967, 3383, 4179, 4777, 5901, 10149, 14331, 23681, 33439, 55919, 71043, 100317, 167757, 391433, 950623, 1174299, 2851869, 6654361, 19963083]

約数ペア:

[(1, 19963083), (3, 6654361), (7, 2851869), (17, 1174299), (21, 950623), (51, 391433), (119, 167757), (199, 100317), (281, 71043), (357, 55919), (597, 33439), (843, 23681), (1393, 14331), (1967, 10149), (3383, 5901), (4179, 4777)]