19922163

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{1613}}^1$

素因数の和:1818

約数の個数: 16

約数和(自身を含む): 27889920

約数和(自身を除く): 7967757

約数列:

[1, 3, 23, 69, 179, 537, 1613, 4117, 4839, 12351, 37099, 111297, 288727, 866181, 6640721, 19922163]

約数ペア:

[(1, 19922163), (3, 6640721), (23, 866181), (69, 288727), (179, 111297), (537, 37099), (1613, 12351), (4117, 4839)]