20316119

素因数分解:

${\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:274

約数の個数: 16

約数和(自身を含む): 21578400

約数和(自身を除く): 1262281

約数列:

[1, 53, 59, 73, 89, 3127, 3869, 4307, 4717, 5251, 6497, 228271, 278303, 344341, 383323, 20316119]

約数ペア:

[(1, 20316119), (53, 383323), (59, 344341), (73, 278303), (89, 228271), (3127, 6497), (3869, 5251), (4307, 4717)]