19771472

素因数分解:

$2^4\times 7^1\times {\mathrm{176531}}^1$

素因数の和:176546

約数の個数: 20

約数和(自身を含む): 43779936

約数和(自身を除く): 24008464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 176531, 353062, 706124, 1235717, 1412248, 2471434, 2824496, 4942868, 9885736, 19771472]

約数ペア:

[(1, 19771472), (2, 9885736), (4, 4942868), (7, 2824496), (8, 2471434), (14, 1412248), (16, 1235717), (28, 706124), (56, 353062), (112, 176531)]