19838696

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{787}}^1$

素因数の和:953

約数の個数: 32

約数和(自身を含む): 39147840

約数和(自身を除く): 19309144

約数列:

[1, 2, 4, 8, 23, 46, 92, 137, 184, 274, 548, 787, 1096, 1574, 3148, 3151, 6296, 6302, 12604, 18101, 25208, 36202, 72404, 107819, 144808, 215638, 431276, 862552, 2479837, 4959674, 9919348, 19838696]

約数ペア:

[(1, 19838696), (2, 9919348), (4, 4959674), (8, 2479837), (23, 862552), (46, 431276), (92, 215638), (137, 144808), (184, 107819), (274, 72404), (548, 36202), (787, 25208), (1096, 18101), (1574, 12604), (3148, 6302), (3151, 6296)]