20775759

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{9851}}^1$

素因数の和:9910

約数の個数: 16

約数和(自身を含む): 29950080

約数和(自身を除く): 9174321

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 9851, 29553, 187169, 364487, 561507, 1093461, 6925253, 20775759]

約数ペア:

[(1, 20775759), (3, 6925253), (19, 1093461), (37, 561507), (57, 364487), (111, 187169), (703, 29553), (2109, 9851)]