20802355936

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{63689}}^1$

素因数の和:63931

約数の個数: 48

約数和(自身を含む): 41890186800

約数和(自身を除く): 21087830864

約数列:

[1, 2, 4, 8, 16, 32, 59, 118, 173, 236, 346, 472, 692, 944, 1384, 1888, 2768, 5536, 10207, 20414, 40828, 63689, 81656, 127378, 163312, 254756, 326624, 509512, 1019024, 2038048, 3757651, 7515302, 11018197, 15030604, 22036394, 30061208, 44072788, 60122416, 88145576, 120244832, 176291152, 352582304, 650073623, 1300147246, 2600294492, 5200588984, 10401177968, 20802355936]

約数ペア:

[(1, 20802355936), (2, 10401177968), (4, 5200588984), (8, 2600294492), (16, 1300147246), (32, 650073623), (59, 352582304), (118, 176291152), (173, 120244832), (236, 88145576), (346, 60122416), (472, 44072788), (692, 30061208), (944, 22036394), (1384, 15030604), (1888, 11018197), (2768, 7515302), (5536, 3757651), (10207, 2038048), (20414, 1019024), (40828, 509512), (63689, 326624), (81656, 254756), (127378, 163312)]