2019221810

素因数分解:

$2^1\times 5^1\times {\mathrm{947}}^1\times {\mathrm{213223}}^1$

素因数の和:214177

約数の個数: 16

約数和(自身を含む): 3638454336

約数和(自身を除く): 1619232526

約数列:

[1, 2, 5, 10, 947, 1894, 4735, 9470, 213223, 426446, 1066115, 2132230, 201922181, 403844362, 1009610905, 2019221810]

約数ペア:

[(1, 2019221810), (2, 1009610905), (5, 403844362), (10, 201922181), (947, 2132230), (1894, 1066115), (4735, 426446), (9470, 213223)]