19956448

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{8543}}^1$

素因数の和:8626

約数の個数: 24

約数和(自身を含む): 39832128

約数和(自身を除く): 19875680

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 292, 584, 1168, 2336, 8543, 17086, 34172, 68344, 136688, 273376, 623639, 1247278, 2494556, 4989112, 9978224, 19956448]

約数ペア:

[(1, 19956448), (2, 9978224), (4, 4989112), (8, 2494556), (16, 1247278), (32, 623639), (73, 273376), (146, 136688), (292, 68344), (584, 34172), (1168, 17086), (2336, 8543)]