18281914

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{68729}}^1$

素因数の和:68757

約数の個数: 16

約数和(自身を含む): 32990400

約数和(自身を除く): 14708486

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 68729, 137458, 481103, 962206, 1305851, 2611702, 9140957, 18281914]

約数ペア:

[(1, 18281914), (2, 9140957), (7, 2611702), (14, 1305851), (19, 962206), (38, 481103), (133, 137458), (266, 68729)]