20199782181

素因数分解:

$3^1\times {\mathrm{127}}^2\times {\mathrm{157}}^1\times {\mathrm{2659}}^1$

素因数の和:3073

約数の個数: 24

約数和(自身を含む): 27329967840

約数和(自身を除く): 7130185659

約数列:

[1, 3, 127, 157, 381, 471, 2659, 7977, 16129, 19939, 48387, 59817, 337693, 417463, 1013079, 1252389, 2532253, 7596759, 42887011, 53017801, 128661033, 159053403, 6733260727, 20199782181]

約数ペア:

[(1, 20199782181), (3, 6733260727), (127, 159053403), (157, 128661033), (381, 53017801), (471, 42887011), (2659, 7596759), (7977, 2532253), (16129, 1252389), (19939, 1013079), (48387, 417463), (59817, 337693)]