16621884

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^2\times {\mathrm{1279}}^1$

素因数の和:1327

約数の個数: 54

約数和(自身を含む): 44378880

約数和(自身を除く): 27756996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 361, 684, 722, 1083, 1279, 1444, 2166, 2558, 3249, 3837, 4332, 5116, 6498, 7674, 11511, 12996, 15348, 23022, 24301, 46044, 48602, 72903, 97204, 145806, 218709, 291612, 437418, 461719, 874836, 923438, 1385157, 1846876, 2770314, 4155471, 5540628, 8310942, 16621884]

約数ペア:

[(1, 16621884), (2, 8310942), (3, 5540628), (4, 4155471), (6, 2770314), (9, 1846876), (12, 1385157), (18, 923438), (19, 874836), (36, 461719), (38, 437418), (57, 291612), (76, 218709), (114, 145806), (171, 97204), (228, 72903), (342, 48602), (361, 46044), (684, 24301), (722, 23022), (1083, 15348), (1279, 12996), (1444, 11511), (2166, 7674), (2558, 6498), (3249, 5116), (3837, 4332)]