20796883208

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{4349}}^1\times {\mathrm{8419}}^1$

素因数の和:12845

約数の個数: 32

約数和(自身を含む): 39557160000

約数和(自身を除く): 18760276792

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 4349, 8419, 8698, 16838, 17396, 33676, 34792, 67352, 308779, 597749, 617558, 1195498, 1235116, 2390996, 2470232, 4781992, 36614231, 73228462, 146456924, 292913848, 2599610401, 5199220802, 10398441604, 20796883208]

約数ペア:

[(1, 20796883208), (2, 10398441604), (4, 5199220802), (8, 2599610401), (71, 292913848), (142, 146456924), (284, 73228462), (568, 36614231), (4349, 4781992), (8419, 2470232), (8698, 2390996), (16838, 1235116), (17396, 1195498), (33676, 617558), (34792, 597749), (67352, 308779)]