20199208687

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{4733}}^1$

素因数の和:5119

約数の個数: 32

約数和(自身を含む): 24257470464

約数和(自身を除く): 4058261777

約数列:

[1, 7, 31, 71, 217, 277, 497, 1939, 2201, 4733, 8587, 15407, 19667, 33131, 60109, 137669, 146723, 336043, 609677, 1027061, 1311041, 2352301, 4267739, 9177287, 10417333, 40642271, 72921331, 93083911, 284495897, 651587377, 2885601241, 20199208687]

約数ペア:

[(1, 20199208687), (7, 2885601241), (31, 651587377), (71, 284495897), (217, 93083911), (277, 72921331), (497, 40642271), (1939, 10417333), (2201, 9177287), (4733, 4267739), (8587, 2352301), (15407, 1311041), (19667, 1027061), (33131, 609677), (60109, 336043), (137669, 146723)]