18739504

素因数分解:

$2^4\times 7^1\times {\mathrm{167317}}^1$

素因数の和:167332

約数の個数: 20

約数和(自身を含む): 41494864

約数和(自身を除く): 22755360

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 167317, 334634, 669268, 1171219, 1338536, 2342438, 2677072, 4684876, 9369752, 18739504]

約数ペア:

[(1, 18739504), (2, 9369752), (4, 4684876), (7, 2677072), (8, 2342438), (14, 1338536), (16, 1171219), (28, 669268), (56, 334634), (112, 167317)]