18843664

素因数分解:

$2^4\times 7^1\times {\mathrm{168247}}^1$

素因数の和:168262

約数の個数: 20

約数和(自身を含む): 41725504

約数和(自身を除く): 22881840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 168247, 336494, 672988, 1177729, 1345976, 2355458, 2691952, 4710916, 9421832, 18843664]

約数ペア:

[(1, 18843664), (2, 9421832), (4, 4710916), (7, 2691952), (8, 2355458), (14, 1345976), (16, 1177729), (28, 672988), (56, 336494), (112, 168247)]