20288312

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{20959}}^1$

素因数の和:20987

約数の個数: 24

約数和(自身を含む): 41815200

約数和(自身を除く): 21526888

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 20959, 41918, 83836, 167672, 230549, 461098, 922196, 1844392, 2536039, 5072078, 10144156, 20288312]

約数ペア:

[(1, 20288312), (2, 10144156), (4, 5072078), (8, 2536039), (11, 1844392), (22, 922196), (44, 461098), (88, 230549), (121, 167672), (242, 83836), (484, 41918), (968, 20959)]