18870097

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1489}}^1$

素因数の和:1560

約数の個数: 16

約数和(自身を含む): 21456000

約数和(自身を除く): 2585903

約数列:

[1, 19, 23, 29, 437, 551, 667, 1489, 12673, 28291, 34247, 43181, 650693, 820439, 993163, 18870097]

約数ペア:

[(1, 18870097), (19, 993163), (23, 820439), (29, 650693), (437, 43181), (551, 34247), (667, 28291), (1489, 12673)]