19147839

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{5507}}^1$

素因数の和:5590

約数の個数: 16

約数和(自身を含む): 27319680

約数和(自身を除く): 8171841

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 5507, 16521, 104633, 313899, 335927, 1007781, 6382613, 19147839]

約数ペア:

[(1, 19147839), (3, 6382613), (19, 1007781), (57, 335927), (61, 313899), (183, 104633), (1159, 16521), (3477, 5507)]