20512707636066

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{208729}}^1\times {\mathrm{712133}}^1$

素因数の和:920890

約数の個数: 32

約数和(自身を含む): 42809394188160

約数和(自身を除く): 22296686552094

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 208729, 417458, 626187, 712133, 1252374, 1424266, 2136399, 4272798, 4800767, 9601534, 14402301, 16379059, 28804602, 32758118, 49137177, 98274354, 148642808957, 297285617914, 445928426871, 891856853742, 3418784606011, 6837569212022, 10256353818033, 20512707636066]

約数ペア:

[(1, 20512707636066), (2, 10256353818033), (3, 6837569212022), (6, 3418784606011), (23, 891856853742), (46, 445928426871), (69, 297285617914), (138, 148642808957), (208729, 98274354), (417458, 49137177), (626187, 32758118), (712133, 28804602), (1252374, 16379059), (1424266, 14402301), (2136399, 9601534), (4272798, 4800767)]