137890448

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{23873}}^1$

素因数の和:23919

約数の個数: 30

約数和(自身を含む): 281975814

約数和(自身を除く): 144085366

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 5776, 23873, 47746, 95492, 190984, 381968, 453587, 907174, 1814348, 3628696, 7257392, 8618153, 17236306, 34472612, 68945224, 137890448]

約数ペア:

[(1, 137890448), (2, 68945224), (4, 34472612), (8, 17236306), (16, 8618153), (19, 7257392), (38, 3628696), (76, 1814348), (152, 907174), (304, 453587), (361, 381968), (722, 190984), (1444, 95492), (2888, 47746), (5776, 23873)]