19923148

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{5119}}^1$

素因数の和:5269

約数の個数: 24

約数和(自身を含む): 40140800

約数和(自身を除く): 20217652

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 5119, 10238, 20476, 35833, 71666, 143332, 711541, 1423082, 2846164, 4980787, 9961574, 19923148]

約数ペア:

[(1, 19923148), (2, 9961574), (4, 4980787), (7, 2846164), (14, 1423082), (28, 711541), (139, 143332), (278, 71666), (556, 35833), (973, 20476), (1946, 10238), (3892, 5119)]