204997612

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{72901}}^1$

素因数の和:72961

約数の個数: 24

約数和(自身を含む): 387838640

約数和(自身を除く): 182841028

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 72901, 145802, 291604, 1385119, 2697337, 2770238, 5394674, 5540476, 10789348, 51249403, 102498806, 204997612]

約数ペア:

[(1, 204997612), (2, 102498806), (4, 51249403), (19, 10789348), (37, 5540476), (38, 5394674), (74, 2770238), (76, 2697337), (148, 1385119), (703, 291604), (1406, 145802), (2812, 72901)]