20238418011

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1939103}}^1$

素因数の和:1939191

約数の個数: 24

約数和(自身を含む): 31832331264

約数和(自身を除く): 11593913253

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 497, 1491, 3479, 10437, 1939103, 5817309, 13573721, 40721163, 95016047, 137676313, 285048141, 413028939, 963734191, 2891202573, 6746139337, 20238418011]

約数ペア:

[(1, 20238418011), (3, 6746139337), (7, 2891202573), (21, 963734191), (49, 413028939), (71, 285048141), (147, 137676313), (213, 95016047), (497, 40721163), (1491, 13573721), (3479, 5817309), (10437, 1939103)]