19914687

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{56737}}^1$

素因数の和:56759

約数の個数: 16

約数和(自身を含む): 31773280

約数和(自身を除く): 11858593

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 56737, 170211, 510633, 737581, 1531899, 2212743, 6638229, 19914687]

約数ペア:

[(1, 19914687), (3, 6638229), (9, 2212743), (13, 1531899), (27, 737581), (39, 510633), (117, 170211), (351, 56737)]