20798765286

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{266650837}}^1$

素因数の和:266650855

約数の個数: 16

約数和(自身を含む): 44797340784

約数和(自身を除く): 23998575498

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 266650837, 533301674, 799952511, 1599905022, 3466460881, 6932921762, 10399382643, 20798765286]

約数ペア:

[(1, 20798765286), (2, 10399382643), (3, 6932921762), (6, 3466460881), (13, 1599905022), (26, 799952511), (39, 533301674), (78, 266650837)]