20341328

素因数分解:

$2^4\times 7^1\times {\mathrm{181619}}^1$

素因数の和:181634

約数の個数: 20

約数和(自身を含む): 45041760

約数和(自身を除く): 24700432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 181619, 363238, 726476, 1271333, 1452952, 2542666, 2905904, 5085332, 10170664, 20341328]

約数ペア:

[(1, 20341328), (2, 10170664), (4, 5085332), (7, 2905904), (8, 2542666), (14, 1452952), (16, 1271333), (28, 726476), (56, 363238), (112, 181619)]