19918232

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{131041}}^1$

素因数の和:131066

約数の個数: 16

約数和(自身を含む): 39312600

約数和(自身を除く): 19394368

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 131041, 262082, 524164, 1048328, 2489779, 4979558, 9959116, 19918232]

約数ペア:

[(1, 19918232), (2, 9959116), (4, 4979558), (8, 2489779), (19, 1048328), (38, 524164), (76, 262082), (152, 131041)]