18425456

素因数分解:

$2^4\times 7^1\times {\mathrm{164513}}^1$

素因数の和:164528

約数の個数: 20

約数和(自身を含む): 40799472

約数和(自身を除く): 22374016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 164513, 329026, 658052, 1151591, 1316104, 2303182, 2632208, 4606364, 9212728, 18425456]

約数ペア:

[(1, 18425456), (2, 9212728), (4, 4606364), (7, 2632208), (8, 2303182), (14, 1316104), (16, 1151591), (28, 658052), (56, 329026), (112, 164513)]