20981312

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{29803}}^1$

素因数の和:29826

約数の個数: 28

約数和(自身を含む): 45421296

約数和(自身を除く): 24439984

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 704, 29803, 59606, 119212, 238424, 327833, 476848, 655666, 953696, 1311332, 1907392, 2622664, 5245328, 10490656, 20981312]

約数ペア:

[(1, 20981312), (2, 10490656), (4, 5245328), (8, 2622664), (11, 1907392), (16, 1311332), (22, 953696), (32, 655666), (44, 476848), (64, 327833), (88, 238424), (176, 119212), (352, 59606), (704, 29803)]