19553734

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{839}}^1$

素因数の和:1155

約数の個数: 16

約数和(自身を含む): 30159360

約数和(自身を除く): 10605626

約数列:

[1, 2, 43, 86, 271, 542, 839, 1678, 11653, 23306, 36077, 72154, 227369, 454738, 9776867, 19553734]

約数ペア:

[(1, 19553734), (2, 9776867), (43, 454738), (86, 227369), (271, 72154), (542, 36077), (839, 23306), (1678, 11653)]