20851927443

素因数分解:

$3^8\times {\mathrm{23}}^1\times {\mathrm{138181}}^1$

素因数の和:138228

約数の個数: 36

約数和(自身を含む): 32636377488

約数和(自身を除く): 11784450045

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 729, 1863, 2187, 5589, 6561, 16767, 50301, 138181, 150903, 414543, 1243629, 3178163, 3730887, 9534489, 11192661, 28603467, 33577983, 85810401, 100733949, 257431203, 302201847, 772293609, 906605541, 2316880827, 6950642481, 20851927443]

約数ペア:

[(1, 20851927443), (3, 6950642481), (9, 2316880827), (23, 906605541), (27, 772293609), (69, 302201847), (81, 257431203), (207, 100733949), (243, 85810401), (621, 33577983), (729, 28603467), (1863, 11192661), (2187, 9534489), (5589, 3730887), (6561, 3178163), (16767, 1243629), (50301, 414543), (138181, 150903)]