180321904

素因数分解:

$2^4\times 7^1\times {\mathrm{1610017}}^1$

素因数の和:1610032

約数の個数: 20

約数和(自身を含む): 399284464

約数和(自身を除く): 218962560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1610017, 3220034, 6440068, 11270119, 12880136, 22540238, 25760272, 45080476, 90160952, 180321904]

約数ペア:

[(1, 180321904), (2, 90160952), (4, 45080476), (7, 25760272), (8, 22540238), (14, 12880136), (16, 11270119), (28, 6440068), (56, 3220034), (112, 1610017)]