19904718

素因数分解:

$2^1\times 3^1\times {\mathrm{1627}}^1\times {\mathrm{2039}}^1$

素因数の和:3671

約数の個数: 16

約数和(自身を含む): 39853440

約数和(自身を除く): 19948722

約数列:

[1, 2, 3, 6, 1627, 2039, 3254, 4078, 4881, 6117, 9762, 12234, 3317453, 6634906, 9952359, 19904718]

約数ペア:

[(1, 19904718), (2, 9952359), (3, 6634906), (6, 3317453), (1627, 12234), (2039, 9762), (3254, 6117), (4078, 4881)]