20098408

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{647}}^1$

素因数の和:1017

約数の個数: 32

約数和(自身を含む): 41290560

約数和(自身を除く): 21192152

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 353, 647, 706, 1294, 1412, 2588, 2824, 3883, 5176, 7117, 7766, 14234, 15532, 28468, 31064, 56936, 228391, 456782, 913564, 1827128, 2512301, 5024602, 10049204, 20098408]

約数ペア:

[(1, 20098408), (2, 10049204), (4, 5024602), (8, 2512301), (11, 1827128), (22, 913564), (44, 456782), (88, 228391), (353, 56936), (647, 31064), (706, 28468), (1294, 15532), (1412, 14234), (2588, 7766), (2824, 7117), (3883, 5176)]