15918254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 27489024

約数和(自身を除く): 11570770

約数列:

[1, 2, 11, 22, 23, 46, 163, 193, 253, 326, 386, 506, 1793, 2123, 3586, 3749, 4246, 4439, 7498, 8878, 31459, 41239, 48829, 62918, 82478, 97658, 346049, 692098, 723557, 1447114, 7959127, 15918254]

約数ペア:

[(1, 15918254), (2, 7959127), (11, 1447114), (22, 723557), (23, 692098), (46, 346049), (163, 97658), (193, 82478), (253, 62918), (326, 48829), (386, 41239), (506, 31459), (1793, 8878), (2123, 7498), (3586, 4439), (3749, 4246)]