18219081

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{3851}}^1$

素因数の和:3956

約数の個数: 16

約数和(自身を含む): 25885440

約数和(自身を除く): 7666359

約数列:

[1, 3, 19, 57, 83, 249, 1577, 3851, 4731, 11553, 73169, 219507, 319633, 958899, 6073027, 18219081]

約数ペア:

[(1, 18219081), (3, 6073027), (19, 958899), (57, 319633), (83, 219507), (249, 73169), (1577, 11553), (3851, 4731)]