20298712

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2767}}^1$

素因数の和:2911

約数の個数: 32

約数和(自身を含む): 43845120

約数和(自身を除く): 23546408

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 262, 524, 917, 1048, 1834, 2767, 3668, 5534, 7336, 11068, 19369, 22136, 38738, 77476, 154952, 362477, 724954, 1449908, 2537339, 2899816, 5074678, 10149356, 20298712]

約数ペア:

[(1, 20298712), (2, 10149356), (4, 5074678), (7, 2899816), (8, 2537339), (14, 1449908), (28, 724954), (56, 362477), (131, 154952), (262, 77476), (524, 38738), (917, 22136), (1048, 19369), (1834, 11068), (2767, 7336), (3668, 5534)]