320423714

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{648631}}^1$

素因数の和:648665

約数の個数: 16

約数和(自身を含む): 544850880

約数和(自身を除く): 224427166

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 648631, 1297262, 8432203, 12323989, 16864406, 24647978, 160211857, 320423714]

約数ペア:

[(1, 320423714), (2, 160211857), (13, 24647978), (19, 16864406), (26, 12323989), (38, 8432203), (247, 1297262), (494, 648631)]