20853356

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{683}}^1$

素因数の和:1153

約数の個数: 24

約数和(自身を含む): 38782800

約数和(自身を除く): 17929444

約数列:

[1, 2, 4, 17, 34, 68, 449, 683, 898, 1366, 1796, 2732, 7633, 11611, 15266, 23222, 30532, 46444, 306667, 613334, 1226668, 5213339, 10426678, 20853356]

約数ペア:

[(1, 20853356), (2, 10426678), (4, 5213339), (17, 1226668), (34, 613334), (68, 306667), (449, 46444), (683, 30532), (898, 23222), (1366, 15266), (1796, 11611), (2732, 7633)]