19400942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 33592320

約数和(自身を除く): 14191378

約数列:

[1, 2, 11, 22, 29, 47, 58, 94, 319, 517, 638, 647, 1034, 1294, 1363, 2726, 7117, 14234, 14993, 18763, 29986, 30409, 37526, 60818, 206393, 334499, 412786, 668998, 881861, 1763722, 9700471, 19400942]

約数ペア:

[(1, 19400942), (2, 9700471), (11, 1763722), (22, 881861), (29, 668998), (47, 412786), (58, 334499), (94, 206393), (319, 60818), (517, 37526), (638, 30409), (647, 29986), (1034, 18763), (1294, 14993), (1363, 14234), (2726, 7117)]