20210175438

素因数分解:

$2^1\times 3^1\times {\mathrm{643}}^1\times {\mathrm{1031}}^1\times {\mathrm{5081}}^1$

素因数の和:6760

約数の個数: 32

約数和(自身を含む): 40530454272

約数和(自身を除く): 20320278834

約数列:

[1, 2, 3, 6, 643, 1031, 1286, 1929, 2062, 3093, 3858, 5081, 6186, 10162, 15243, 30486, 662933, 1325866, 1988799, 3267083, 3977598, 5238511, 6534166, 9801249, 10477022, 15715533, 19602498, 31431066, 3368362573, 6736725146, 10105087719, 20210175438]

約数ペア:

[(1, 20210175438), (2, 10105087719), (3, 6736725146), (6, 3368362573), (643, 31431066), (1031, 19602498), (1286, 15715533), (1929, 10477022), (2062, 9801249), (3093, 6534166), (3858, 5238511), (5081, 3977598), (6186, 3267083), (10162, 1988799), (15243, 1325866), (30486, 662933)]