18776954

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{9649}}^1$

素因数の和:9797

約数の個数: 16

約数和(自身を含む): 32424000

約数和(自身を除く): 13647046

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 9649, 19298, 67543, 135086, 1341211, 2682422, 9388477, 18776954]

約数ペア:

[(1, 18776954), (2, 9388477), (7, 2682422), (14, 1341211), (139, 135086), (278, 67543), (973, 19298), (1946, 9649)]