19661296

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{6367}}^1$

素因数の和:6568

約数の個数: 20

約数和(自身を含む): 38297152

約数和(自身を除く): 18635856

約数列:

[1, 2, 4, 8, 16, 193, 386, 772, 1544, 3088, 6367, 12734, 25468, 50936, 101872, 1228831, 2457662, 4915324, 9830648, 19661296]

約数ペア:

[(1, 19661296), (2, 9830648), (4, 4915324), (8, 2457662), (16, 1228831), (193, 101872), (386, 50936), (772, 25468), (1544, 12734), (3088, 6367)]