20984194

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{136261}}^1$

素因数の和:136281

約数の個数: 16

約数和(自身を含む): 39243456

約数和(自身を除く): 18259262

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 136261, 272522, 953827, 1498871, 1907654, 2997742, 10492097, 20984194]

約数ペア:

[(1, 20984194), (2, 10492097), (7, 2997742), (11, 1907654), (14, 1498871), (22, 953827), (77, 272522), (154, 136261)]