19281798

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{6823}}^1$

素因数の和:6988

約数の個数: 24

約数和(自身を含む): 42049488

約数和(自身を除く): 22767690

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 6823, 13646, 20469, 40938, 61407, 122814, 1071211, 2142422, 3213633, 6427266, 9640899, 19281798]

約数ペア:

[(1, 19281798), (2, 9640899), (3, 6427266), (6, 3213633), (9, 2142422), (18, 1071211), (157, 122814), (314, 61407), (471, 40938), (942, 20469), (1413, 13646), (2826, 6823)]