20128234

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{27127}}^1$

素因数の和:27189

約数の個数: 16

約数和(自身を含む): 35157888

約数和(自身を除く): 15029654

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 27127, 54254, 189889, 379778, 1437731, 2875462, 10064117, 20128234]

約数ペア:

[(1, 20128234), (2, 10064117), (7, 2875462), (14, 1437731), (53, 379778), (106, 189889), (371, 54254), (742, 27127)]