20171944328

素因数分解:

$2^3\times {\mathrm{2179}}^1\times {\mathrm{1157179}}^1$

素因数の和:1159364

約数の個数: 16

約数和(自身を含む): 37839786000

約数和(自身を除く): 17667841672

約数列:

[1, 2, 4, 8, 2179, 4358, 8716, 17432, 1157179, 2314358, 4628716, 9257432, 2521493041, 5042986082, 10085972164, 20171944328]

約数ペア:

[(1, 20171944328), (2, 10085972164), (4, 5042986082), (8, 2521493041), (2179, 9257432), (4358, 4628716), (8716, 2314358), (17432, 1157179)]