20106991289

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1008223}}^1$

素因数の和:1008285

約数の個数: 24

約数和(自身を含む): 26205758208

約数和(自身を除く): 6098766919

約数列:

[1, 7, 11, 37, 49, 77, 259, 407, 539, 1813, 2849, 19943, 1008223, 7057561, 11090453, 37304251, 49402927, 77633171, 261129757, 410346761, 543432197, 1827908299, 2872427327, 20106991289]

約数ペア:

[(1, 20106991289), (7, 2872427327), (11, 1827908299), (37, 543432197), (49, 410346761), (77, 261129757), (259, 77633171), (407, 49402927), (539, 37304251), (1813, 11090453), (2849, 7057561), (19943, 1008223)]