19389054

素因数分解:

$2^1\times 3^1\times {\mathrm{409}}^1\times {\mathrm{7901}}^1$

素因数の和:8315

約数の個数: 16

約数和(自身を含む): 38877840

約数和(自身を除く): 19488786

約数列:

[1, 2, 3, 6, 409, 818, 1227, 2454, 7901, 15802, 23703, 47406, 3231509, 6463018, 9694527, 19389054]

約数ペア:

[(1, 19389054), (2, 9694527), (3, 6463018), (6, 3231509), (409, 47406), (818, 23703), (1227, 15802), (2454, 7901)]