20835896

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 39988080

約数和(自身を除く): 19152184

約数列:

[1, 2, 4, 8, 101, 107, 202, 214, 241, 404, 428, 482, 808, 856, 964, 1928, 10807, 21614, 24341, 25787, 43228, 48682, 51574, 86456, 97364, 103148, 194728, 206296, 2604487, 5208974, 10417948, 20835896]

約数ペア:

[(1, 20835896), (2, 10417948), (4, 5208974), (8, 2604487), (101, 206296), (107, 194728), (202, 103148), (214, 97364), (241, 86456), (404, 51574), (428, 48682), (482, 43228), (808, 25787), (856, 24341), (964, 21614), (1928, 10807)]