18494894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{22721}}^1$

素因数の和:22771

約数の個数: 16

約数和(自身を含む): 31083696

約数和(自身を除く): 12588802

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 22721, 45442, 249931, 499862, 840677, 1681354, 9247447, 18494894]

約数ペア:

[(1, 18494894), (2, 9247447), (11, 1681354), (22, 840677), (37, 499862), (74, 249931), (407, 45442), (814, 22721)]