19181394

素因数分解:

$2^1\times 3^3\times {\mathrm{355211}}^1$

素因数の和:355222

約数の個数: 16

約数和(自身を含む): 42625440

約数和(自身を除く): 23444046

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 355211, 710422, 1065633, 2131266, 3196899, 6393798, 9590697, 19181394]

約数ペア:

[(1, 19181394), (2, 9590697), (3, 6393798), (6, 3196899), (9, 2131266), (18, 1065633), (27, 710422), (54, 355211)]