20977886741

素因数分解:

$7^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1\times {\mathrm{43481}}^1$

素因数の和:44084

約数の個数: 16

約数和(自身を含む): 24182949120

約数和(自身を除く): 3205062379

約数列:

[1, 7, 157, 439, 1099, 3073, 43481, 68923, 304367, 482461, 6826517, 19088159, 47785619, 133617113, 2996840963, 20977886741]

約数ペア:

[(1, 20977886741), (7, 2996840963), (157, 133617113), (439, 47785619), (1099, 19088159), (3073, 6826517), (43481, 482461), (68923, 304367)]