20136578

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{11887}}^1$

素因数の和:11918

約数の個数: 24

約数和(自身を含む): 37946496

約数和(自身を除く): 17809918

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1694, 11887, 23774, 83209, 130757, 166418, 261514, 915299, 1438327, 1830598, 2876654, 10068289, 20136578]

約数ペア:

[(1, 20136578), (2, 10068289), (7, 2876654), (11, 1830598), (14, 1438327), (22, 915299), (77, 261514), (121, 166418), (154, 130757), (242, 83209), (847, 23774), (1694, 11887)]