18998038

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1\times {\mathrm{397}}^1$

素因数の和:807

約数の個数: 16

約数和(自身を含む): 29057184

約数和(自身を除く): 10059146

約数列:

[1, 2, 71, 142, 337, 397, 674, 794, 23927, 28187, 47854, 56374, 133789, 267578, 9499019, 18998038]

約数ペア:

[(1, 18998038), (2, 9499019), (71, 267578), (142, 133789), (337, 56374), (397, 47854), (674, 28187), (794, 23927)]