28019222

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181943}}^1$

素因数の和:181963

約数の個数: 16

約数和(自身を含む): 52399872

約数和(自身を除く): 24380650

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 181943, 363886, 1273601, 2001373, 2547202, 4002746, 14009611, 28019222]

約数ペア:

[(1, 28019222), (2, 14009611), (7, 4002746), (11, 2547202), (14, 2001373), (22, 1273601), (77, 363886), (154, 181943)]