16611728

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2089}}^1$

素因数の和:2175

約数の個数: 40

約数和(自身を含む): 37319040

約数和(自身を除く): 20707312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 2089, 3976, 4178, 7952, 8356, 14623, 16712, 29246, 33424, 58492, 116984, 148319, 233968, 296638, 593276, 1038233, 1186552, 2076466, 2373104, 4152932, 8305864, 16611728]

約数ペア:

[(1, 16611728), (2, 8305864), (4, 4152932), (7, 2373104), (8, 2076466), (14, 1186552), (16, 1038233), (28, 593276), (56, 296638), (71, 233968), (112, 148319), (142, 116984), (284, 58492), (497, 33424), (568, 29246), (994, 16712), (1136, 14623), (1988, 8356), (2089, 7952), (3976, 4178)]