20762425288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{607}}^1\times {\mathrm{388693}}^1$

素因数の和:389317

約数の個数: 32

約数和(自身を含む): 42538671360

約数和(自身を除く): 21776246072

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 607, 1214, 2428, 4856, 6677, 13354, 26708, 53416, 388693, 777386, 1554772, 3109544, 4275623, 8551246, 17102492, 34204984, 235936651, 471873302, 943746604, 1887493208, 2595303161, 5190606322, 10381212644, 20762425288]

約数ペア:

[(1, 20762425288), (2, 10381212644), (4, 5190606322), (8, 2595303161), (11, 1887493208), (22, 943746604), (44, 471873302), (88, 235936651), (607, 34204984), (1214, 17102492), (2428, 8551246), (4856, 4275623), (6677, 3109544), (13354, 1554772), (26708, 777386), (53416, 388693)]