19525268

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{16217}}^1$

素因数の和:16271

約数の個数: 24

約数和(自身を含む): 39961152

約数和(自身を除く): 20435884

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 16217, 32434, 64868, 113519, 227038, 454076, 697331, 1394662, 2789324, 4881317, 9762634, 19525268]

約数ペア:

[(1, 19525268), (2, 9762634), (4, 4881317), (7, 2789324), (14, 1394662), (28, 697331), (43, 454076), (86, 227038), (172, 113519), (301, 64868), (602, 32434), (1204, 16217)]