20970954

素因数分解:

$2^1\times 3^3\times {\mathrm{388351}}^1$

素因数の和:388362

約数の個数: 16

約数和(自身を含む): 46602240

約数和(自身を除く): 25631286

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 388351, 776702, 1165053, 2330106, 3495159, 6990318, 10485477, 20970954]

約数ペア:

[(1, 20970954), (2, 10485477), (3, 6990318), (6, 3495159), (9, 2330106), (18, 1165053), (27, 776702), (54, 388351)]