20438620762

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{27545311}}^1$

素因数の和:27545373

約数の個数: 16

約数和(自身を含む): 35698724352

約数和(自身を除く): 15260103590

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 27545311, 55090622, 192817177, 385634354, 1459901483, 2919802966, 10219310381, 20438620762]

約数ペア:

[(1, 20438620762), (2, 10219310381), (7, 2919802966), (14, 1459901483), (53, 385634354), (106, 192817177), (371, 55090622), (742, 27545311)]