20112864478

素因数分解:

$2^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{1359161}}^1$

素因数の和:1359328

約数の個数: 24

約数和(自身を含む): 35327338704

約数和(自身を除く): 15214474226

約数列:

[1, 2, 7, 14, 49, 98, 151, 302, 1057, 2114, 7399, 14798, 1359161, 2718322, 9514127, 19028254, 66598889, 133197778, 205233311, 410466622, 1436633177, 2873266354, 10056432239, 20112864478]

約数ペア:

[(1, 20112864478), (2, 10056432239), (7, 2873266354), (14, 1436633177), (49, 410466622), (98, 205233311), (151, 133197778), (302, 66598889), (1057, 19028254), (2114, 9514127), (7399, 2718322), (14798, 1359161)]