2643804974

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{2129}}^1\times {\mathrm{4889}}^1$

素因数の和:7147

約数の個数: 16

約数和(自身を含む): 3999628800

約数和(自身を除く): 1355823826

約数列:

[1, 2, 127, 254, 2129, 4258, 4889, 9778, 270383, 540766, 620903, 1241806, 10408681, 20817362, 1321902487, 2643804974]

約数ペア:

[(1, 2643804974), (2, 1321902487), (127, 20817362), (254, 10408681), (2129, 1241806), (4258, 620903), (4889, 540766), (9778, 270383)]