19203128

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2467}}^1$

素因数の和:2619

約数の個数: 32

約数和(自身を含む): 41462400

約数和(自身を除く): 22259272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 2467, 3892, 4934, 7784, 9868, 17269, 19736, 34538, 69076, 138152, 342913, 685826, 1371652, 2400391, 2743304, 4800782, 9601564, 19203128]

約数ペア:

[(1, 19203128), (2, 9601564), (4, 4800782), (7, 2743304), (8, 2400391), (14, 1371652), (28, 685826), (56, 342913), (139, 138152), (278, 69076), (556, 34538), (973, 19736), (1112, 17269), (1946, 9868), (2467, 7784), (3892, 4934)]