20984718

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{27539}}^1$

素因数の和:27671

約数の個数: 16

約数和(自身を含む): 42301440

約数和(自身を除く): 21316722

約数列:

[1, 2, 3, 6, 127, 254, 381, 762, 27539, 55078, 82617, 165234, 3497453, 6994906, 10492359, 20984718]

約数ペア:

[(1, 20984718), (2, 10492359), (3, 6994906), (6, 3497453), (127, 165234), (254, 82617), (381, 55078), (762, 27539)]