20590836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{245129}}^1$

素因数の和:245143

約数の個数: 24

約数和(自身を含む): 54909120

約数和(自身を除く): 34318284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 245129, 490258, 735387, 980516, 1470774, 1715903, 2941548, 3431806, 5147709, 6863612, 10295418, 20590836]

約数ペア:

[(1, 20590836), (2, 10295418), (3, 6863612), (4, 5147709), (6, 3431806), (7, 2941548), (12, 1715903), (14, 1470774), (21, 980516), (28, 735387), (42, 490258), (84, 245129)]