19681484

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1873}}^1$

素因数の和:1985

約数の個数: 24

約数和(自身を含む): 35890848

約数和(自身を除く): 16209364

約数列:

[1, 2, 4, 37, 71, 74, 142, 148, 284, 1873, 2627, 3746, 5254, 7492, 10508, 69301, 132983, 138602, 265966, 277204, 531932, 4920371, 9840742, 19681484]

約数ペア:

[(1, 19681484), (2, 9840742), (4, 4920371), (37, 531932), (71, 277204), (74, 265966), (142, 138602), (148, 132983), (284, 69301), (1873, 10508), (2627, 7492), (3746, 5254)]