20501330

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{827}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 38511936

約数和(自身を除く): 18010606

約数列:

[1, 2, 5, 10, 37, 67, 74, 134, 185, 335, 370, 670, 827, 1654, 2479, 4135, 4958, 8270, 12395, 24790, 30599, 55409, 61198, 110818, 152995, 277045, 305990, 554090, 2050133, 4100266, 10250665, 20501330]

約数ペア:

[(1, 20501330), (2, 10250665), (5, 4100266), (10, 2050133), (37, 554090), (67, 305990), (74, 277045), (134, 152995), (185, 110818), (335, 61198), (370, 55409), (670, 30599), (827, 24790), (1654, 12395), (2479, 8270), (4135, 4958)]