19158517

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6263}}^1$

素因数の和:6312

約数の個数: 16

約数和(自身を含む): 24053760

約数和(自身を除く): 4895243

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 6263, 43841, 118997, 144049, 832979, 1008343, 2736931, 19158517]

約数ペア:

[(1, 19158517), (7, 2736931), (19, 1008343), (23, 832979), (133, 144049), (161, 118997), (437, 43841), (3059, 6263)]