19728942

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1523}}^1$

素因数の和:1672

約数の個数: 32

約数和(自身を含む): 42135552

約数和(自身を除く): 22406610

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 127, 254, 381, 762, 1523, 2159, 3046, 4318, 4569, 6477, 9138, 12954, 25891, 51782, 77673, 155346, 193421, 386842, 580263, 1160526, 3288157, 6576314, 9864471, 19728942]

約数ペア:

[(1, 19728942), (2, 9864471), (3, 6576314), (6, 3288157), (17, 1160526), (34, 580263), (51, 386842), (102, 193421), (127, 155346), (254, 77673), (381, 51782), (762, 25891), (1523, 12954), (2159, 9138), (3046, 6477), (4318, 4569)]