20994544

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{69061}}^1$

素因数の和:69088

約数の個数: 20

約数和(自身を含む): 42818440

約数和(自身を除く): 21823896

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 69061, 138122, 276244, 552488, 1104976, 1312159, 2624318, 5248636, 10497272, 20994544]

約数ペア:

[(1, 20994544), (2, 10497272), (4, 5248636), (8, 2624318), (16, 1312159), (19, 1104976), (38, 552488), (76, 276244), (152, 138122), (304, 69061)]