20120681727

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{701}}^1\times {\mathrm{138661}}^1$

素因数の和:139391

約数の個数: 24

約数和(自身を含む): 30370305888

約数和(自身を除く): 10249624161

約数列:

[1, 3, 9, 23, 69, 207, 701, 2103, 6309, 16123, 48369, 138661, 145107, 415983, 1247949, 3189203, 9567609, 28702827, 97201361, 291604083, 874812249, 2235631303, 6706893909, 20120681727]

約数ペア:

[(1, 20120681727), (3, 6706893909), (9, 2235631303), (23, 874812249), (69, 291604083), (207, 97201361), (701, 28702827), (2103, 9567609), (6309, 3189203), (16123, 1247949), (48369, 415983), (138661, 145107)]