20163949713

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{449797}}^1$

素因数の和:450113

約数の個数: 24

約数和(自身を含む): 30944303208

約数和(自身を除く): 10780353495

約数列:

[1, 3, 9, 17, 51, 153, 293, 879, 2637, 4981, 14943, 44829, 449797, 1349391, 4048173, 7646549, 22939647, 68818941, 131790521, 395371563, 1186114689, 2240438857, 6721316571, 20163949713]

約数ペア:

[(1, 20163949713), (3, 6721316571), (9, 2240438857), (17, 1186114689), (51, 395371563), (153, 131790521), (293, 68818941), (879, 22939647), (2637, 7646549), (4981, 4048173), (14943, 1349391), (44829, 449797)]