19871008073

素因数分解:

$7^2\times {\mathrm{59}}^1\times {\mathrm{6873403}}^1$

素因数の和:6873476

約数の個数: 12

約数和(自身を含む): 23507041680

約数和(自身を除く): 3636033607

約数列:

[1, 7, 49, 59, 413, 2891, 6873403, 48113821, 336796747, 405530777, 2838715439, 19871008073]

約数ペア:

[(1, 19871008073), (7, 2838715439), (49, 405530777), (59, 336796747), (413, 48113821), (2891, 6873403)]