1620836

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{541}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 3278016

約数和(自身を除く): 1657180

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 541, 749, 1082, 1498, 2164, 2996, 3787, 7574, 15148, 57887, 115774, 231548, 405209, 810418, 1620836]

約数ペア:

[(1, 1620836), (2, 810418), (4, 405209), (7, 231548), (14, 115774), (28, 57887), (107, 15148), (214, 7574), (428, 3787), (541, 2996), (749, 2164), (1082, 1498)]