19736254

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{5431}}^1$

素因数の和:5535

約数の個数: 16

約数和(自身を含む): 31288320

約数和(自身を除く): 11552066

約数列:

[1, 2, 23, 46, 79, 158, 1817, 3634, 5431, 10862, 124913, 249826, 429049, 858098, 9868127, 19736254]

約数ペア:

[(1, 19736254), (2, 9868127), (23, 858098), (46, 429049), (79, 249826), (158, 124913), (1817, 10862), (3634, 5431)]