209340538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{1049}}^1$

素因数の和:1302

約数の個数: 32

約数和(自身を含む): 351993600

約数和(自身を除く): 142653062

約数列:

[1, 2, 11, 22, 47, 94, 193, 386, 517, 1034, 1049, 2098, 2123, 4246, 9071, 11539, 18142, 23078, 49303, 98606, 99781, 199562, 202457, 404914, 542333, 1084666, 2227027, 4454054, 9515479, 19030958, 104670269, 209340538]

約数ペア:

[(1, 209340538), (2, 104670269), (11, 19030958), (22, 9515479), (47, 4454054), (94, 2227027), (193, 1084666), (386, 542333), (517, 404914), (1034, 202457), (1049, 199562), (2098, 99781), (2123, 98606), (4246, 49303), (9071, 23078), (11539, 18142)]