19307816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{219407}}^1$

素因数の和:219424

約数の個数: 16

約数和(自身を含む): 39493440

約数和(自身を除く): 20185624

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 219407, 438814, 877628, 1755256, 2413477, 4826954, 9653908, 19307816]

約数ペア:

[(1, 19307816), (2, 9653908), (4, 4826954), (8, 2413477), (11, 1755256), (22, 877628), (44, 438814), (88, 219407)]