18781607422

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{132264841}}^1$

素因数の和:132264914

約数の個数: 8

約数和(自身を含む): 28569205872

約数和(自身を除く): 9787598450

約数列:

[1, 2, 71, 142, 132264841, 264529682, 9390803711, 18781607422]

約数ペア:

[(1, 18781607422), (2, 9390803711), (71, 264529682), (142, 132264841)]