18697283137

素因数分解:

${\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{72467}}^1$

素因数の和:72792

約数の個数: 16

約数和(自身を含む): 20453368320

約数和(自身を除く): 1756085183

約数列:

[1, 13, 89, 223, 1157, 2899, 19847, 72467, 258011, 942071, 6449563, 16160141, 83844319, 210081833, 1438252549, 18697283137]

約数ペア:

[(1, 18697283137), (13, 1438252549), (89, 210081833), (223, 83844319), (1157, 16160141), (2899, 6449563), (19847, 942071), (72467, 258011)]