18367388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{839}}^1$

素因数の和:1277

約数の個数: 24

約数和(自身を含む): 34739040

約数和(自身を除く): 16371652

約数列:

[1, 2, 4, 13, 26, 52, 421, 839, 842, 1678, 1684, 3356, 5473, 10907, 10946, 21814, 21892, 43628, 353219, 706438, 1412876, 4591847, 9183694, 18367388]

約数ペア:

[(1, 18367388), (2, 9183694), (4, 4591847), (13, 1412876), (26, 706438), (52, 353219), (421, 43628), (839, 21892), (842, 21814), (1678, 10946), (1684, 10907), (3356, 5473)]