20565545104

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{7605601}}^1$

素因数の和:7605635

約数の個数: 30

約数和(自身を含む): 43146580146

約数和(自身を除く): 22581035042

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 7605601, 15211202, 30422404, 60844808, 98872813, 121689616, 197745626, 395491252, 790982504, 1285346569, 1581965008, 2570693138, 5141386276, 10282772552, 20565545104]

約数ペア:

[(1, 20565545104), (2, 10282772552), (4, 5141386276), (8, 2570693138), (13, 1581965008), (16, 1285346569), (26, 790982504), (52, 395491252), (104, 197745626), (169, 121689616), (208, 98872813), (338, 60844808), (676, 30422404), (1352, 15211202), (2704, 7605601)]