20322904

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{6151}}^1$

素因数の和:6223

約数の個数: 32

約数和(自身を含む): 44294400

約数和(自身を除く): 23971496

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 236, 413, 472, 826, 1652, 3304, 6151, 12302, 24604, 43057, 49208, 86114, 172228, 344456, 362909, 725818, 1451636, 2540363, 2903272, 5080726, 10161452, 20322904]

約数ペア:

[(1, 20322904), (2, 10161452), (4, 5080726), (7, 2903272), (8, 2540363), (14, 1451636), (28, 725818), (56, 362909), (59, 344456), (118, 172228), (236, 86114), (413, 49208), (472, 43057), (826, 24604), (1652, 12302), (3304, 6151)]