19172854

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{719}}^1$

素因数の和:987

約数の個数: 16

約数和(自身を含む): 29376000

約数和(自身を除く): 10203146

約数列:

[1, 2, 67, 134, 199, 398, 719, 1438, 13333, 26666, 48173, 96346, 143081, 286162, 9586427, 19172854]

約数ペア:

[(1, 19172854), (2, 9586427), (67, 286162), (134, 143081), (199, 96346), (398, 48173), (719, 26666), (1438, 13333)]