20811056

素因数分解:

$2^4\times 7^1\times {\mathrm{185813}}^1$

素因数の和:185828

約数の個数: 20

約数和(自身を含む): 46081872

約数和(自身を除く): 25270816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 185813, 371626, 743252, 1300691, 1486504, 2601382, 2973008, 5202764, 10405528, 20811056]

約数ペア:

[(1, 20811056), (2, 10405528), (4, 5202764), (7, 2973008), (8, 2601382), (14, 1486504), (16, 1300691), (28, 743252), (56, 371626), (112, 185813)]