19231558

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{839}}^1$

素因数の和:1071

約数の個数: 16

約数和(自身を含む): 29463840

約数和(自身を除く): 10232282

約数列:

[1, 2, 73, 146, 157, 314, 839, 1678, 11461, 22922, 61247, 122494, 131723, 263446, 9615779, 19231558]

約数ペア:

[(1, 19231558), (2, 9615779), (73, 263446), (146, 131723), (157, 122494), (314, 61247), (839, 22922), (1678, 11461)]