19283913

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{941}}^1$

素因数の和:987

約数の個数: 40

約数和(自身を含む): 32826816

約数和(自身を除く): 13542903

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 81, 99, 207, 253, 297, 621, 759, 891, 941, 1863, 2277, 2823, 6831, 8469, 10351, 20493, 21643, 25407, 31053, 64929, 76221, 93159, 194787, 238073, 279477, 584361, 714219, 838431, 1753083, 2142657, 6427971, 19283913]

約数ペア:

[(1, 19283913), (3, 6427971), (9, 2142657), (11, 1753083), (23, 838431), (27, 714219), (33, 584361), (69, 279477), (81, 238073), (99, 194787), (207, 93159), (253, 76221), (297, 64929), (621, 31053), (759, 25407), (891, 21643), (941, 20493), (1863, 10351), (2277, 8469), (2823, 6831)]