19321299

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{431}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 29719872

約数和(自身を除く): 10398573

約数列:

[1, 3, 9, 17, 51, 153, 293, 431, 879, 1293, 2637, 3879, 4981, 7327, 14943, 21981, 44829, 65943, 126283, 378849, 1136547, 2146811, 6440433, 19321299]

約数ペア:

[(1, 19321299), (3, 6440433), (9, 2146811), (17, 1136547), (51, 378849), (153, 126283), (293, 65943), (431, 44829), (879, 21981), (1293, 14943), (2637, 7327), (3879, 4981)]