20211632888

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{307093}}^1$

素因数の和:307551

約数の個数: 32

約数和(自身を含む): 39983638800

約数和(自身を除く): 19772005912

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 433, 866, 1732, 3464, 8227, 16454, 32908, 65816, 307093, 614186, 1228372, 2456744, 5834767, 11669534, 23339068, 46678136, 132971269, 265942538, 531885076, 1063770152, 2526454111, 5052908222, 10105816444, 20211632888]

約数ペア:

[(1, 20211632888), (2, 10105816444), (4, 5052908222), (8, 2526454111), (19, 1063770152), (38, 531885076), (76, 265942538), (152, 132971269), (433, 46678136), (866, 23339068), (1732, 11669534), (3464, 5834767), (8227, 2456744), (16454, 1228372), (32908, 614186), (65816, 307093)]