20179645444

素因数分解:

$2^2\times 7^1\times {\mathrm{2087}}^1\times {\mathrm{345329}}^1$

素因数の和:347427

約数の個数: 24

約数和(自身を含む): 40378746240

約数和(自身を除く): 20199100796

約数列:

[1, 2, 4, 7, 14, 28, 2087, 4174, 8348, 14609, 29218, 58436, 345329, 690658, 1381316, 2417303, 4834606, 9669212, 720701623, 1441403246, 2882806492, 5044911361, 10089822722, 20179645444]

約数ペア:

[(1, 20179645444), (2, 10089822722), (4, 5044911361), (7, 2882806492), (14, 1441403246), (28, 720701623), (2087, 9669212), (4174, 4834606), (8348, 2417303), (14609, 1381316), (29218, 690658), (58436, 345329)]