2019985802

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1\times {\mathrm{54497}}^1$

素因数の和:54973

約数の個数: 16

約数和(自身を含む): 3107693952

約数和(自身を除く): 1087708150

約数列:

[1, 2, 43, 86, 431, 862, 18533, 37066, 54497, 108994, 2343371, 4686742, 23488207, 46976414, 1009992901, 2019985802]

約数ペア:

[(1, 2019985802), (2, 1009992901), (43, 46976414), (86, 23488207), (431, 4686742), (862, 2343371), (18533, 108994), (37066, 54497)]