28686124

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4241}}^1$

素因数の和:4353

約数の個数: 24

約数和(自身を含む): 53449200

約数和(自身を除く): 24763076

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 3382, 4241, 6764, 8482, 16964, 80579, 161158, 322316, 377449, 754898, 1509796, 7171531, 14343062, 28686124]

約数ペア:

[(1, 28686124), (2, 14343062), (4, 7171531), (19, 1509796), (38, 754898), (76, 377449), (89, 322316), (178, 161158), (356, 80579), (1691, 16964), (3382, 8482), (4241, 6764)]