19638310

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2971}}^1$

素因数の和:3639

約数の個数: 16

約数和(自身を含む): 35414352

約数和(自身を除く): 15776042

約数列:

[1, 2, 5, 10, 661, 1322, 2971, 3305, 5942, 6610, 14855, 29710, 1963831, 3927662, 9819155, 19638310]

約数ペア:

[(1, 19638310), (2, 9819155), (5, 3927662), (10, 1963831), (661, 29710), (1322, 14855), (2971, 6610), (3305, 5942)]