18847994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^2$

素因数の和:422

約数の個数: 24

約数和(自身を含む): 32350752

約数和(自身を除く): 13502758

約数列:

[1, 2, 11, 22, 23, 46, 193, 253, 386, 506, 2123, 4246, 4439, 8878, 37249, 48829, 74498, 97658, 409739, 819478, 856727, 1713454, 9423997, 18847994]

約数ペア:

[(1, 18847994), (2, 9423997), (11, 1713454), (22, 856727), (23, 819478), (46, 409739), (193, 97658), (253, 74498), (386, 48829), (506, 37249), (2123, 8878), (4246, 4439)]