18488045

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2741}}^1$

素因数の和:2836

約数の個数: 16

約数和(自身を含む): 23690880

約数和(自身を除く): 5202835

約数列:

[1, 5, 19, 71, 95, 355, 1349, 2741, 6745, 13705, 52079, 194611, 260395, 973055, 3697609, 18488045]

約数ペア:

[(1, 18488045), (5, 3697609), (19, 973055), (71, 260395), (95, 194611), (355, 52079), (1349, 13705), (2741, 6745)]