19640693728

素因数分解:

$2^5\times {\mathrm{89}}^1\times {\mathrm{6896311}}^1$

素因数の和:6896410

約数の個数: 24

約数和(自身を含む): 39102089040

約数和(自身を除く): 19461395312

約数列:

[1, 2, 4, 8, 16, 32, 89, 178, 356, 712, 1424, 2848, 6896311, 13792622, 27585244, 55170488, 110340976, 220681952, 613771679, 1227543358, 2455086716, 4910173432, 9820346864, 19640693728]

約数ペア:

[(1, 19640693728), (2, 9820346864), (4, 4910173432), (8, 2455086716), (16, 1227543358), (32, 613771679), (89, 220681952), (178, 110340976), (356, 55170488), (712, 27585244), (1424, 13792622), (2848, 6896311)]