20577588206

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{158029}}^1$

素因数の和:158240

約数の個数: 32

約数和(自身を含む): 36046010880

約数和(自身を除く): 15468422674

約数列:

[1, 2, 7, 14, 71, 131, 142, 262, 497, 917, 994, 1834, 9301, 18602, 65107, 130214, 158029, 316058, 1106203, 2212406, 11220059, 20701799, 22440118, 41403598, 78540413, 144912593, 157080826, 289825186, 1469827729, 2939655458, 10288794103, 20577588206]

約数ペア:

[(1, 20577588206), (2, 10288794103), (7, 2939655458), (14, 1469827729), (71, 289825186), (131, 157080826), (142, 144912593), (262, 78540413), (497, 41403598), (917, 22440118), (994, 20701799), (1834, 11220059), (9301, 2212406), (18602, 1106203), (65107, 316058), (130214, 158029)]