17813848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1091}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 36232560

約数和(自身を除く): 18418712

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 157, 314, 628, 1091, 1256, 2041, 2182, 4082, 4364, 8164, 8728, 14183, 16328, 28366, 56732, 113464, 171287, 342574, 685148, 1370296, 2226731, 4453462, 8906924, 17813848]

約数ペア:

[(1, 17813848), (2, 8906924), (4, 4453462), (8, 2226731), (13, 1370296), (26, 685148), (52, 342574), (104, 171287), (157, 113464), (314, 56732), (628, 28366), (1091, 16328), (1256, 14183), (2041, 8728), (2182, 8164), (4082, 4364)]