11909751

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1571}}^1$

素因数の和:1619

約数の個数: 24

約数和(自身を含む): 19165824

約数和(自身を除く): 7256073

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 1571, 2527, 4713, 7581, 10997, 29849, 32991, 89547, 208943, 567131, 626829, 1701393, 3969917, 11909751]

約数ペア:

[(1, 11909751), (3, 3969917), (7, 1701393), (19, 626829), (21, 567131), (57, 208943), (133, 89547), (361, 32991), (399, 29849), (1083, 10997), (1571, 7581), (2527, 4713)]