20674184

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{35401}}^1$

素因数の和:35480

約数の個数: 16

約数和(自身を含む): 39296220

約数和(自身を除く): 18622036

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 35401, 70802, 141604, 283208, 2584273, 5168546, 10337092, 20674184]

約数ペア:

[(1, 20674184), (2, 10337092), (4, 5168546), (8, 2584273), (73, 283208), (146, 141604), (292, 70802), (584, 35401)]