20123961110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{338161}}^1$

素因数の和:338720

約数の個数: 32

約数和(自身を含む): 39589301664

約数和(自身を除く): 19465340554

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 541, 1082, 2705, 5410, 5951, 11902, 29755, 59510, 338161, 676322, 1690805, 3381610, 3719771, 7439542, 18598855, 37197710, 182945101, 365890202, 914725505, 1829451010, 2012396111, 4024792222, 10061980555, 20123961110]

約数ペア:

[(1, 20123961110), (2, 10061980555), (5, 4024792222), (10, 2012396111), (11, 1829451010), (22, 914725505), (55, 365890202), (110, 182945101), (541, 37197710), (1082, 18598855), (2705, 7439542), (5410, 3719771), (5951, 3381610), (11902, 1690805), (29755, 676322), (59510, 338161)]